Home / 1,049,216.30-1,573,046.85-449,686.70

Finding the Fourth Proportional to 1,049,216.30, 1,573,046.85 and 449,686.70

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Solution

The fourth proportional to 1,049,216.30, 1,573,046.85 and 449,686.70 is: 674,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,216.30 : 1,573,046.85 = 449,686.70 : x
  2. Step 2: Convert to fraction form
    1,049,216.30/1,573,046.85 = 449,686.70/x
  3. Step 3: Cross multiply
    1,049,216.30x = 1,573,046.85 × 449,686.70
  4. Step 4: Simplify right side
    1,049,216.30x = 707,378,246,921.90
  5. Step 5: Solve for x
    x = 707,378,246,921.90/1,049,216.30
  6. Step 6: Final answer
    x = 674,196.78

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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.