Home / 2,026,286.91-3,039,429.76-763,819.29

Finding the Fourth Proportional to 2,026,286.91, 3,039,429.76 and 763,819.29

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Solution

The fourth proportional to 2,026,286.91, 3,039,429.76 and 763,819.29 is: 1,145,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026,286.91 : 3,039,429.76 = 763,819.29 : x
  2. Step 2: Convert to fraction form
    2,026,286.91/3,039,429.76 = 763,819.29/x
  3. Step 3: Cross multiply
    2,026,286.91x = 3,039,429.76 × 763,819.29
  4. Step 4: Simplify right side
    2,026,286.91x = 2,321,575,079,378.52
  5. Step 5: Solve for x
    x = 2,321,575,079,378.52/2,026,286.91
  6. Step 6: Final answer
    x = 1,145,728.71

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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.