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Finding the Fourth Proportional to 4,625,613.06, 6,934,428.72 and 2,226,156.54

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Solution

The fourth proportional to 4,625,613.06, 6,934,428.72 and 2,226,156.54 is: 3,337,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625,613.06 : 6,934,428.72 = 2,226,156.54 : x
  2. Step 2: Convert to fraction form
    4,625,613.06/6,934,428.72 = 2,226,156.54/x
  3. Step 3: Cross multiply
    4,625,613.06x = 6,934,428.72 × 2,226,156.54
  4. Step 4: Simplify right side
    4,625,613.06x = 15,437,123,846,191.83
  5. Step 5: Solve for x
    x = 15,437,123,846,191.83/4,625,613.06
  6. Step 6: Final answer
    x = 3,337,314.13

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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.