Home / 3,861,570.43-5,329,003.94-2,142,850.87

Finding the Fourth Proportional to 3,861,570.43, 5,329,003.94 and 2,142,850.87

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Solution

The fourth proportional to 3,861,570.43, 5,329,003.94 and 2,142,850.87 is: 2,957,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,570.43 : 5,329,003.94 = 2,142,850.87 : x
  2. Step 2: Convert to fraction form
    3,861,570.43/5,329,003.94 = 2,142,850.87/x
  3. Step 3: Cross multiply
    3,861,570.43x = 5,329,003.94 × 2,142,850.87
  4. Step 4: Simplify right side
    3,861,570.43x = 11,419,260,729,062.43
  5. Step 5: Solve for x
    x = 11,419,260,729,062.43/3,861,570.43
  6. Step 6: Final answer
    x = 2,957,154.59

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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.