Home / 5,219,540.10-7,816,868.55-3,204,000.90

Finding the Fourth Proportional to 5,219,540.10, 7,816,868.55 and 3,204,000.90

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Solution

The fourth proportional to 5,219,540.10, 7,816,868.55 and 3,204,000.90 is: 4,798,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219,540.10 : 7,816,868.55 = 3,204,000.90 : x
  2. Step 2: Convert to fraction form
    5,219,540.10/7,816,868.55 = 3,204,000.90/x
  3. Step 3: Cross multiply
    5,219,540.10x = 7,816,868.55 × 3,204,000.90
  4. Step 4: Simplify right side
    5,219,540.10x = 25,045,253,869,381.70
  5. Step 5: Solve for x
    x = 25,045,253,869,381.70/5,219,540.10
  6. Step 6: Final answer
    x = 4,798,364.11

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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.