Home / 3,331,879.90-4,997,819.85-807,535.15

Finding the Fourth Proportional to 3,331,879.90, 4,997,819.85 and 807,535.15

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Solution

The fourth proportional to 3,331,879.90, 4,997,819.85 and 807,535.15 is: 1,211,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,879.90 : 4,997,819.85 = 807,535.15 : x
  2. Step 2: Convert to fraction form
    3,331,879.90/4,997,819.85 = 807,535.15/x
  3. Step 3: Cross multiply
    3,331,879.90x = 4,997,819.85 × 807,535.15
  4. Step 4: Simplify right side
    3,331,879.90x = 4,035,915,205,318.67
  5. Step 5: Solve for x
    x = 4,035,915,205,318.67/3,331,879.90
  6. Step 6: Final answer
    x = 1,211,302.73

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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.