Home / 1,119,624.12-1,679,385.15-361,500.57

Finding the Fourth Proportional to 1,119,624.12, 1,679,385.15 and 361,500.57

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Solution

The fourth proportional to 1,119,624.12, 1,679,385.15 and 361,500.57 is: 542,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,624.12 : 1,679,385.15 = 361,500.57 : x
  2. Step 2: Convert to fraction form
    1,119,624.12/1,679,385.15 = 361,500.57/x
  3. Step 3: Cross multiply
    1,119,624.12x = 1,679,385.15 × 361,500.57
  4. Step 4: Simplify right side
    1,119,624.12x = 607,098,688,974.54
  5. Step 5: Solve for x
    x = 607,098,688,974.54/1,119,624.12
  6. Step 6: Final answer
    x = 542,234.38

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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.