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Finding the Fourth Proportional to 2,491,730, 3,737,215.92 and 694,424.24

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Solution

The fourth proportional to 2,491,730, 3,737,215.92 and 694,424.24 is: 1,041,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,730 : 3,737,215.92 = 694,424.24 : x
  2. Step 2: Convert to fraction form
    2,491,730/3,737,215.92 = 694,424.24/x
  3. Step 3: Cross multiply
    2,491,730x = 3,737,215.92 × 694,424.24
  4. Step 4: Simplify right side
    2,491,730x = 2,595,213,324,961.90
  5. Step 5: Solve for x
    x = 2,595,213,324,961.90/2,491,730
  6. Step 6: Final answer
    x = 1,041,530.71

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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.