Home / 1,512,831.60-2,088,063.36-940,304.16

Finding the Fourth Proportional to 1,512,831.60, 2,088,063.36 and 940,304.16

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Solution

The fourth proportional to 1,512,831.60, 2,088,063.36 and 940,304.16 is: 1,297,840.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,831.60 : 2,088,063.36 = 940,304.16 : x
  2. Step 2: Convert to fraction form
    1,512,831.60/2,088,063.36 = 940,304.16/x
  3. Step 3: Cross multiply
    1,512,831.60x = 2,088,063.36 × 940,304.16
  4. Step 4: Simplify right side
    1,512,831.60x = 1,963,414,663,751.58
  5. Step 5: Solve for x
    x = 1,963,414,663,751.58/1,512,831.60
  6. Step 6: Final answer
    x = 1,297,840.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.