On a map with a scale of (1/1500000), the distance between Beijing and Nanjing is about 4.8 centimeters, and the distance between Beijing and Nanjing is about how many kilometers.
在一幅比例尺是(1/1500000)地图上，量得北京至南京大约4.8厘米，北京与南京大约相距多少千米．
<gadget id="calculator">1 / 1_500_000</gadget>
<output>1/1_500_000 = around 0.000001</output>

<gadget id="calculator">4.8 / (1/1_500_000) / 100_000</gadget>
<output>72</output>

<result>72</result>