Home / 1,147,502.55-1,719,679.17-726,023.91

Finding the Fourth Proportional to 1,147,502.55, 1,719,679.17 and 726,023.91

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Solution

The fourth proportional to 1,147,502.55, 1,719,679.17 and 726,023.91 is: 1,088,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,502.55 : 1,719,679.17 = 726,023.91 : x
  2. Step 2: Convert to fraction form
    1,147,502.55/1,719,679.17 = 726,023.91/x
  3. Step 3: Cross multiply
    1,147,502.55x = 1,719,679.17 × 726,023.91
  4. Step 4: Simplify right side
    1,147,502.55x = 1,248,528,194,948.95
  5. Step 5: Solve for x
    x = 1,248,528,194,948.95/1,147,502.55
  6. Step 6: Final answer
    x = 1,088,039.58

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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.