Home / 1,023,573.78-1,536,691.10-787,082.49

Finding the Fourth Proportional to 1,023,573.78, 1,536,691.10 and 787,082.49

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Solution

The fourth proportional to 1,023,573.78, 1,536,691.10 and 787,082.49 is: 1,181,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,573.78 : 1,536,691.10 = 787,082.49 : x
  2. Step 2: Convert to fraction form
    1,023,573.78/1,536,691.10 = 787,082.49/x
  3. Step 3: Cross multiply
    1,023,573.78x = 1,536,691.10 × 787,082.49
  4. Step 4: Simplify right side
    1,023,573.78x = 1,209,502,653,413.43
  5. Step 5: Solve for x
    x = 1,209,502,653,413.43/1,023,573.78
  6. Step 6: Final answer
    x = 1,181,646.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.