Home / 1,250,565.57-1,725,812.46-767,397.74

Finding the Fourth Proportional to 1,250,565.57, 1,725,812.46 and 767,397.74

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Solution

The fourth proportional to 1,250,565.57, 1,725,812.46 and 767,397.74 is: 1,059,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,565.57 : 1,725,812.46 = 767,397.74 : x
  2. Step 2: Convert to fraction form
    1,250,565.57/1,725,812.46 = 767,397.74/x
  3. Step 3: Cross multiply
    1,250,565.57x = 1,725,812.46 × 767,397.74
  4. Step 4: Simplify right side
    1,250,565.57x = 1,324,384,572,838.78
  5. Step 5: Solve for x
    x = 1,324,384,572,838.78/1,250,565.57
  6. Step 6: Final answer
    x = 1,059,028.49

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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.