There are three workshops in the weaving factory. The number of meters weaved by the first workshop is 1/4 more than that of the second workshop, which is 80% of that of the third workshop. It is known that the second workshop weaves 1200 meters. Find the third workshop to weave How much rice?
织布厂三个车间，第一车间织布的米数比第二车间多(1/4)，是第三车间的80%，已知第二车间织布1200米，求第三车间织布多少米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(5/4) / (4/5)</gadget>
<output>25/16 = around 1.5625</output>

<gadget id="calculator">1_200 * (25/16)</gadget>
<output>1_875</output>

<result>1_875</result>