Home / 1,359,464.52-1,876,023.61-747,617.28

Finding the Fourth Proportional to 1,359,464.52, 1,876,023.61 and 747,617.28

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Solution

The fourth proportional to 1,359,464.52, 1,876,023.61 and 747,617.28 is: 1,031,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,464.52 : 1,876,023.61 = 747,617.28 : x
  2. Step 2: Convert to fraction form
    1,359,464.52/1,876,023.61 = 747,617.28/x
  3. Step 3: Cross multiply
    1,359,464.52x = 1,876,023.61 × 747,617.28
  4. Step 4: Simplify right side
    1,359,464.52x = 1,402,547,668,523.98
  5. Step 5: Solve for x
    x = 1,402,547,668,523.98/1,359,464.52
  6. Step 6: Final answer
    x = 1,031,691.26

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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.