Home / 1,170,082.10-1,755,123.15-764,174.90

Finding the Fourth Proportional to 1,170,082.10, 1,755,123.15 and 764,174.90

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Solution

The fourth proportional to 1,170,082.10, 1,755,123.15 and 764,174.90 is: 1,146,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,082.10 : 1,755,123.15 = 764,174.90 : x
  2. Step 2: Convert to fraction form
    1,170,082.10/1,755,123.15 = 764,174.90/x
  3. Step 3: Cross multiply
    1,170,082.10x = 1,755,123.15 × 764,174.90
  4. Step 4: Simplify right side
    1,170,082.10x = 1,341,221,057,638.94
  5. Step 5: Solve for x
    x = 1,341,221,057,638.94/1,170,082.10
  6. Step 6: Final answer
    x = 1,146,262.35

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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.