Home / 3,950,171.88-5,451,680.88-2,231,403.05

Finding the Fourth Proportional to 3,950,171.88, 5,451,680.88 and 2,231,403.05

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Solution

The fourth proportional to 3,950,171.88, 5,451,680.88 and 2,231,403.05 is: 3,079,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,171.88 : 5,451,680.88 = 2,231,403.05 : x
  2. Step 2: Convert to fraction form
    3,950,171.88/5,451,680.88 = 2,231,403.05/x
  3. Step 3: Cross multiply
    3,950,171.88x = 5,451,680.88 × 2,231,403.05
  4. Step 4: Simplify right side
    3,950,171.88x = 12,164,897,316,000.28
  5. Step 5: Solve for x
    x = 12,164,897,316,000.28/3,950,171.88
  6. Step 6: Final answer
    x = 3,079,586.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.