Home / 3,933,155.59-5,427,906.11-2,279,359.42

Finding the Fourth Proportional to 3,933,155.59, 5,427,906.11 and 2,279,359.42

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Solution

The fourth proportional to 3,933,155.59, 5,427,906.11 and 2,279,359.42 is: 3,145,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,155.59 : 5,427,906.11 = 2,279,359.42 : x
  2. Step 2: Convert to fraction form
    3,933,155.59/5,427,906.11 = 2,279,359.42/x
  3. Step 3: Cross multiply
    3,933,155.59x = 5,427,906.11 × 2,279,359.42
  4. Step 4: Simplify right side
    3,933,155.59x = 12,372,148,922,704.06
  5. Step 5: Solve for x
    x = 12,372,148,922,704.06/3,933,155.59
  6. Step 6: Final answer
    x = 3,145,603.74

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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.