Home / 2,279,585.43-3,419,377.46-859,309.36

Finding the Fourth Proportional to 2,279,585.43, 3,419,377.46 and 859,309.36

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Solution

The fourth proportional to 2,279,585.43, 3,419,377.46 and 859,309.36 is: 1,288,963.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,585.43 : 3,419,377.46 = 859,309.36 : x
  2. Step 2: Convert to fraction form
    2,279,585.43/3,419,377.46 = 859,309.36/x
  3. Step 3: Cross multiply
    2,279,585.43x = 3,419,377.46 × 859,309.36
  4. Step 4: Simplify right side
    2,279,585.43x = 2,938,303,049,545.25
  5. Step 5: Solve for x
    x = 2,938,303,049,545.25/2,279,585.43
  6. Step 6: Final answer
    x = 1,288,963.78

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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.