Home / 1,168,082.17-1,753,617.70-991,709.73

Finding the Fourth Proportional to 1,168,082.17, 1,753,617.70 and 991,709.73

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Solution

The fourth proportional to 1,168,082.17, 1,753,617.70 and 991,709.73 is: 1,488,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,082.17 : 1,753,617.70 = 991,709.73 : x
  2. Step 2: Convert to fraction form
    1,168,082.17/1,753,617.70 = 991,709.73/x
  3. Step 3: Cross multiply
    1,168,082.17x = 1,753,617.70 × 991,709.73
  4. Step 4: Simplify right side
    1,168,082.17x = 1,739,079,737,029.86
  5. Step 5: Solve for x
    x = 1,739,079,737,029.86/1,168,082.17
  6. Step 6: Final answer
    x = 1,488,833.39

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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.