The construction of a building cost 11.28 million yuan, which is 6% less than the plan. How much was the original planned investment?
修建一幢大楼，用去1128万元，比计划节约6%，原计划投资多少万元？
<gadget id="calculator">6 / 100</gadget>
<output>3/50 = around 0.06</output>

<gadget id="calculator">1 - (3/50)</gadget>
<output>47/50 = around 0.94</output>

<gadget id="calculator">1_128 / (47/50)</gadget>
<output>1_200</output>

<result>1_200</result>