Home / 3,476,704.20-5,215,056.30-2,279,321.70

Finding the Fourth Proportional to 3,476,704.20, 5,215,056.30 and 2,279,321.70

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Solution

The fourth proportional to 3,476,704.20, 5,215,056.30 and 2,279,321.70 is: 3,418,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,704.20 : 5,215,056.30 = 2,279,321.70 : x
  2. Step 2: Convert to fraction form
    3,476,704.20/5,215,056.30 = 2,279,321.70/x
  3. Step 3: Cross multiply
    3,476,704.20x = 5,215,056.30 × 2,279,321.70
  4. Step 4: Simplify right side
    3,476,704.20x = 11,886,790,991,311.71
  5. Step 5: Solve for x
    x = 11,886,790,991,311.71/3,476,704.20
  6. Step 6: Final answer
    x = 3,418,982.55

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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.