Home / 5,261,473.20-7,899,470.66-3,638,259.92

Finding the Fourth Proportional to 5,261,473.20, 7,899,470.66 and 3,638,259.92

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Solution

The fourth proportional to 5,261,473.20, 7,899,470.66 and 3,638,259.92 is: 5,462,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,473.20 : 7,899,470.66 = 3,638,259.92 : x
  2. Step 2: Convert to fraction form
    5,261,473.20/7,899,470.66 = 3,638,259.92/x
  3. Step 3: Cross multiply
    5,261,473.20x = 7,899,470.66 × 3,638,259.92
  4. Step 4: Simplify right side
    5,261,473.20x = 28,740,327,491,493.95
  5. Step 5: Solve for x
    x = 28,740,327,491,493.95/5,261,473.20
  6. Step 6: Final answer
    x = 5,462,410.70

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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.