Home / 1,341,132.83-1,850,785.28-729,297.71

Finding the Fourth Proportional to 1,341,132.83, 1,850,785.28 and 729,297.71

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Solution

The fourth proportional to 1,341,132.83, 1,850,785.28 and 729,297.71 is: 1,006,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,132.83 : 1,850,785.28 = 729,297.71 : x
  2. Step 2: Convert to fraction form
    1,341,132.83/1,850,785.28 = 729,297.71/x
  3. Step 3: Cross multiply
    1,341,132.83x = 1,850,785.28 × 729,297.71
  4. Step 4: Simplify right side
    1,341,132.83x = 1,349,773,453,505.29
  5. Step 5: Solve for x
    x = 1,349,773,453,505.29/1,341,132.83
  6. Step 6: Final answer
    x = 1,006,442.78

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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.