Home / 738,082.35-1,107,123.53-724,085.55

Finding the Fourth Proportional to 738,082.35, 1,107,123.53 and 724,085.55

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Solution

The fourth proportional to 738,082.35, 1,107,123.53 and 724,085.55 is: 1,086,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,082.35 : 1,107,123.53 = 724,085.55 : x
  2. Step 2: Convert to fraction form
    738,082.35/1,107,123.53 = 724,085.55/x
  3. Step 3: Cross multiply
    738,082.35x = 1,107,123.53 × 724,085.55
  4. Step 4: Simplify right side
    738,082.35x = 801,652,146,517.56
  5. Step 5: Solve for x
    x = 801,652,146,517.56/738,082.35
  6. Step 6: Final answer
    x = 1,086,128.33

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1.5x scale

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.