Home / 3,861,570.18-5,329,003.59-2,142,850.62

Finding the Fourth Proportional to 3,861,570.18, 5,329,003.59 and 2,142,850.62

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Solution

The fourth proportional to 3,861,570.18, 5,329,003.59 and 2,142,850.62 is: 2,957,154.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861,570.18 : 5,329,003.59 = 2,142,850.62 : x
  2. Step 2: Convert to fraction form
    3,861,570.18/5,329,003.59 = 2,142,850.62/x
  3. Step 3: Cross multiply
    3,861,570.18x = 5,329,003.59 × 2,142,850.62
  4. Step 4: Simplify right side
    3,861,570.18x = 11,419,258,646,813.73
  5. Step 5: Solve for x
    x = 11,419,258,646,813.73/3,861,570.18
  6. Step 6: Final answer
    x = 2,957,154.24

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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.