Home / 2,449,545.12-3,666,456-1,309,456.32

Finding the Fourth Proportional to 2,449,545.12, 3,666,456 and 1,309,456.32

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Solution

The fourth proportional to 2,449,545.12, 3,666,456 and 1,309,456.32 is: 1,959,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,545.12 : 3,666,456 = 1,309,456.32 : x
  2. Step 2: Convert to fraction form
    2,449,545.12/3,666,456 = 1,309,456.32/x
  3. Step 3: Cross multiply
    2,449,545.12x = 3,666,456 × 1,309,456.32
  4. Step 4: Simplify right side
    2,449,545.12x = 4,801,063,981,201.92
  5. Step 5: Solve for x
    x = 4,801,063,981,201.92/2,449,545.12
  6. Step 6: Final answer
    x = 1,959,981.85

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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.