Home / 2,055,728.62-3,086,624.19-1,146,687.12

Finding the Fourth Proportional to 2,055,728.62, 3,086,624.19 and 1,146,687.12

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Solution

The fourth proportional to 2,055,728.62, 3,086,624.19 and 1,146,687.12 is: 1,721,721.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,728.62 : 3,086,624.19 = 1,146,687.12 : x
  2. Step 2: Convert to fraction form
    2,055,728.62/3,086,624.19 = 1,146,687.12/x
  3. Step 3: Cross multiply
    2,055,728.62x = 3,086,624.19 × 1,146,687.12
  4. Step 4: Simplify right side
    2,055,728.62x = 3,539,392,187,520.31
  5. Step 5: Solve for x
    x = 3,539,392,187,520.31/2,055,728.62
  6. Step 6: Final answer
    x = 1,721,721.52

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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.