Home / 2,278,452.90-3,417,679.35-930,167.40

Finding the Fourth Proportional to 2,278,452.90, 3,417,679.35 and 930,167.40

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Solution

The fourth proportional to 2,278,452.90, 3,417,679.35 and 930,167.40 is: 1,395,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,452.90 : 3,417,679.35 = 930,167.40 : x
  2. Step 2: Convert to fraction form
    2,278,452.90/3,417,679.35 = 930,167.40/x
  3. Step 3: Cross multiply
    2,278,452.90x = 3,417,679.35 × 930,167.40
  4. Step 4: Simplify right side
    2,278,452.90x = 3,179,013,915,023.19
  5. Step 5: Solve for x
    x = 3,179,013,915,023.19/2,278,452.90
  6. Step 6: Final answer
    x = 1,395,251.10

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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.