Home / 1,454,585.43-2,182,221.60-457,313.43

Finding the Fourth Proportional to 1,454,585.43, 2,182,221.60 and 457,313.43

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Solution

The fourth proportional to 1,454,585.43, 2,182,221.60 and 457,313.43 is: 686,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,585.43 : 2,182,221.60 = 457,313.43 : x
  2. Step 2: Convert to fraction form
    1,454,585.43/2,182,221.60 = 457,313.43/x
  3. Step 3: Cross multiply
    1,454,585.43x = 2,182,221.60 × 457,313.43
  4. Step 4: Simplify right side
    1,454,585.43x = 997,959,244,916.09
  5. Step 5: Solve for x
    x = 997,959,244,916.09/1,454,585.43
  6. Step 6: Final answer
    x = 686,078.13

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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.