Home / 3,905,039.66-5,861,700.20-3,458,658.38

Finding the Fourth Proportional to 3,905,039.66, 5,861,700.20 and 3,458,658.38

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Solution

The fourth proportional to 3,905,039.66, 5,861,700.20 and 3,458,658.38 is: 5,191,654.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,039.66 : 5,861,700.20 = 3,458,658.38 : x
  2. Step 2: Convert to fraction form
    3,905,039.66/5,861,700.20 = 3,458,658.38/x
  3. Step 3: Cross multiply
    3,905,039.66x = 5,861,700.20 × 3,458,658.38
  4. Step 4: Simplify right side
    3,905,039.66x = 20,273,618,497,115.82
  5. Step 5: Solve for x
    x = 20,273,618,497,115.82/3,905,039.66
  6. Step 6: Final answer
    x = 5,191,654.96

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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.