Home / 5,280,123.45-7,923,517.07-2,247,484.45

Finding the Fourth Proportional to 5,280,123.45, 7,923,517.07 and 2,247,484.45

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Solution

The fourth proportional to 5,280,123.45, 7,923,517.07 and 2,247,484.45 is: 3,372,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,123.45 : 7,923,517.07 = 2,247,484.45 : x
  2. Step 2: Convert to fraction form
    5,280,123.45/7,923,517.07 = 2,247,484.45/x
  3. Step 3: Cross multiply
    5,280,123.45x = 7,923,517.07 × 2,247,484.45
  4. Step 4: Simplify right side
    5,280,123.45x = 17,807,981,404,134.56
  5. Step 5: Solve for x
    x = 17,807,981,404,134.56/5,280,123.45
  6. Step 6: Final answer
    x = 3,372,644.90

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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.