Home / 1,343,565.53-1,854,172.91-762,842.69

Finding the Fourth Proportional to 1,343,565.53, 1,854,172.91 and 762,842.69

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Solution

The fourth proportional to 1,343,565.53, 1,854,172.91 and 762,842.69 is: 1,052,752.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,565.53 : 1,854,172.91 = 762,842.69 : x
  2. Step 2: Convert to fraction form
    1,343,565.53/1,854,172.91 = 762,842.69/x
  3. Step 3: Cross multiply
    1,343,565.53x = 1,854,172.91 × 762,842.69
  4. Step 4: Simplify right side
    1,343,565.53x = 1,414,442,250,389.53
  5. Step 5: Solve for x
    x = 1,414,442,250,389.53/1,343,565.53
  6. Step 6: Final answer
    x = 1,052,752.71

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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.