Home / 5,676,426.72-8,515,761.78-2,082,227.16

Finding the Fourth Proportional to 5,676,426.72, 8,515,761.78 and 2,082,227.16

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Solution

The fourth proportional to 5,676,426.72, 8,515,761.78 and 2,082,227.16 is: 3,123,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,426.72 : 8,515,761.78 = 2,082,227.16 : x
  2. Step 2: Convert to fraction form
    5,676,426.72/8,515,761.78 = 2,082,227.16/x
  3. Step 3: Cross multiply
    5,676,426.72x = 8,515,761.78 × 2,082,227.16
  4. Step 4: Simplify right side
    5,676,426.72x = 17,731,750,466,405.94
  5. Step 5: Solve for x
    x = 17,731,750,466,405.94/5,676,426.72
  6. Step 6: Final answer
    x = 3,123,752.20

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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.