Home / 3,119,654.10-4,679,481.15-3,072,414.90

Finding the Fourth Proportional to 3,119,654.10, 4,679,481.15 and 3,072,414.90

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Solution

The fourth proportional to 3,119,654.10, 4,679,481.15 and 3,072,414.90 is: 4,608,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,654.10 : 4,679,481.15 = 3,072,414.90 : x
  2. Step 2: Convert to fraction form
    3,119,654.10/4,679,481.15 = 3,072,414.90/x
  3. Step 3: Cross multiply
    3,119,654.10x = 4,679,481.15 × 3,072,414.90
  4. Step 4: Simplify right side
    3,119,654.10x = 14,377,307,609,529.13
  5. Step 5: Solve for x
    x = 14,377,307,609,529.13/3,119,654.10
  6. Step 6: Final answer
    x = 4,608,622.35

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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.