Home / 2,131,049.43-2,940,850.19-1,164,195.87

Finding the Fourth Proportional to 2,131,049.43, 2,940,850.19 and 1,164,195.87

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Solution

The fourth proportional to 2,131,049.43, 2,940,850.19 and 1,164,195.87 is: 1,606,591.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,049.43 : 2,940,850.19 = 1,164,195.87 : x
  2. Step 2: Convert to fraction form
    2,131,049.43/2,940,850.19 = 1,164,195.87/x
  3. Step 3: Cross multiply
    2,131,049.43x = 2,940,850.19 × 1,164,195.87
  4. Step 4: Simplify right side
    2,131,049.43x = 3,423,725,639,665.74
  5. Step 5: Solve for x
    x = 3,423,725,639,665.74/2,131,049.43
  6. Step 6: Final answer
    x = 1,606,591.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.