Home / 3,558,861.60-5,327,794.80-3,138,957.60

Finding the Fourth Proportional to 3,558,861.60, 5,327,794.80 and 3,138,957.60

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Solution

The fourth proportional to 3,558,861.60, 5,327,794.80 and 3,138,957.60 is: 4,699,177.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,861.60 : 5,327,794.80 = 3,138,957.60 : x
  2. Step 2: Convert to fraction form
    3,558,861.60/5,327,794.80 = 3,138,957.60/x
  3. Step 3: Cross multiply
    3,558,861.60x = 5,327,794.80 × 3,138,957.60
  4. Step 4: Simplify right side
    3,558,861.60x = 16,723,721,978,700.48
  5. Step 5: Solve for x
    x = 16,723,721,978,700.48/3,558,861.60
  6. Step 6: Final answer
    x = 4,699,177.39

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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.