Home / 1,519,149.80-2,278,854.78-397,217

Finding the Fourth Proportional to 1,519,149.80, 2,278,854.78 and 397,217

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Solution

The fourth proportional to 1,519,149.80, 2,278,854.78 and 397,217 is: 595,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,149.80 : 2,278,854.78 = 397,217 : x
  2. Step 2: Convert to fraction form
    1,519,149.80/2,278,854.78 = 397,217/x
  3. Step 3: Cross multiply
    1,519,149.80x = 2,278,854.78 × 397,217
  4. Step 4: Simplify right side
    1,519,149.80x = 905,199,859,147.26
  5. Step 5: Solve for x
    x = 905,199,859,147.26/1,519,149.80
  6. Step 6: Final answer
    x = 595,859.51

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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.