Home / 2,906,299.40-4,359,449.10-1,489,123.40

Finding the Fourth Proportional to 2,906,299.40, 4,359,449.10 and 1,489,123.40

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Solution

The fourth proportional to 2,906,299.40, 4,359,449.10 and 1,489,123.40 is: 2,233,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,299.40 : 4,359,449.10 = 1,489,123.40 : x
  2. Step 2: Convert to fraction form
    2,906,299.40/4,359,449.10 = 1,489,123.40/x
  3. Step 3: Cross multiply
    2,906,299.40x = 4,359,449.10 × 1,489,123.40
  4. Step 4: Simplify right side
    2,906,299.40x = 6,491,757,665,918.94
  5. Step 5: Solve for x
    x = 6,491,757,665,918.94/2,906,299.40
  6. Step 6: Final answer
    x = 2,233,685.10

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Similar ratio
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1.5x scale

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.