Home / 1,642,540.66-2,266,691.25-907,493.86

Finding the Fourth Proportional to 1,642,540.66, 2,266,691.25 and 907,493.86

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Solution

The fourth proportional to 1,642,540.66, 2,266,691.25 and 907,493.86 is: 1,252,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,540.66 : 2,266,691.25 = 907,493.86 : x
  2. Step 2: Convert to fraction form
    1,642,540.66/2,266,691.25 = 907,493.86/x
  3. Step 3: Cross multiply
    1,642,540.66x = 2,266,691.25 × 907,493.86
  4. Step 4: Simplify right side
    1,642,540.66x = 2,057,008,391,890.73
  5. Step 5: Solve for x
    x = 2,057,008,391,890.73/1,642,540.66
  6. Step 6: Final answer
    x = 1,252,333.32

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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.