Home / 2,387,331.28-3,581,439.94-789,908.14

Finding the Fourth Proportional to 2,387,331.28, 3,581,439.94 and 789,908.14

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Solution

The fourth proportional to 2,387,331.28, 3,581,439.94 and 789,908.14 is: 1,185,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,331.28 : 3,581,439.94 = 789,908.14 : x
  2. Step 2: Convert to fraction form
    2,387,331.28/3,581,439.94 = 789,908.14/x
  3. Step 3: Cross multiply
    2,387,331.28x = 3,581,439.94 × 789,908.14
  4. Step 4: Simplify right side
    2,387,331.28x = 2,829,008,561,527.11
  5. Step 5: Solve for x
    x = 2,829,008,561,527.11/2,387,331.28
  6. Step 6: Final answer
    x = 1,185,008.79

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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.