Home / 1,149,445.28-1,586,172.15-633,098.70

Finding the Fourth Proportional to 1,149,445.28, 1,586,172.15 and 633,098.70

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Solution

The fourth proportional to 1,149,445.28, 1,586,172.15 and 633,098.70 is: 873,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,445.28 : 1,586,172.15 = 633,098.70 : x
  2. Step 2: Convert to fraction form
    1,149,445.28/1,586,172.15 = 633,098.70/x
  3. Step 3: Cross multiply
    1,149,445.28x = 1,586,172.15 × 633,098.70
  4. Step 4: Simplify right side
    1,149,445.28x = 1,004,203,526,141.20
  5. Step 5: Solve for x
    x = 1,004,203,526,141.20/1,149,445.28
  6. Step 6: Final answer
    x = 873,641.88

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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.