Home / 4,981,877.55-7,472,816.33-1,388,199.15

Finding the Fourth Proportional to 4,981,877.55, 7,472,816.33 and 1,388,199.15

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Solution

The fourth proportional to 4,981,877.55, 7,472,816.33 and 1,388,199.15 is: 2,082,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,877.55 : 7,472,816.33 = 1,388,199.15 : x
  2. Step 2: Convert to fraction form
    4,981,877.55/7,472,816.33 = 1,388,199.15/x
  3. Step 3: Cross multiply
    4,981,877.55x = 7,472,816.33 × 1,388,199.15
  4. Step 4: Simplify right side
    4,981,877.55x = 10,373,757,270,471.12
  5. Step 5: Solve for x
    x = 10,373,757,270,471.12/4,981,877.55
  6. Step 6: Final answer
    x = 2,082,298.73

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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.