Home / 3,747,740.91-5,171,884.19-2,028,861.43

Finding the Fourth Proportional to 3,747,740.91, 5,171,884.19 and 2,028,861.43

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Solution

The fourth proportional to 3,747,740.91, 5,171,884.19 and 2,028,861.43 is: 2,799,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,740.91 : 5,171,884.19 = 2,028,861.43 : x
  2. Step 2: Convert to fraction form
    3,747,740.91/5,171,884.19 = 2,028,861.43/x
  3. Step 3: Cross multiply
    3,747,740.91x = 5,171,884.19 × 2,028,861.43
  4. Step 4: Simplify right side
    3,747,740.91x = 10,493,036,338,052.00
  5. Step 5: Solve for x
    x = 10,493,036,338,052.00/3,747,740.91
  6. Step 6: Final answer
    x = 2,799,829.71

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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.