Home / 1,022,934.60-1,534,401.90-391,523.40

Finding the Fourth Proportional to 1,022,934.60, 1,534,401.90 and 391,523.40

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Solution

The fourth proportional to 1,022,934.60, 1,534,401.90 and 391,523.40 is: 587,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,934.60 : 1,534,401.90 = 391,523.40 : x
  2. Step 2: Convert to fraction form
    1,022,934.60/1,534,401.90 = 391,523.40/x
  3. Step 3: Cross multiply
    1,022,934.60x = 1,534,401.90 × 391,523.40
  4. Step 4: Simplify right side
    1,022,934.60x = 600,754,248,854.46
  5. Step 5: Solve for x
    x = 600,754,248,854.46/1,022,934.60
  6. Step 6: Final answer
    x = 587,285.10

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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.