Home / 3,120,469.70-4,680,704.55-2,616,584.90

Finding the Fourth Proportional to 3,120,469.70, 4,680,704.55 and 2,616,584.90

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Solution

The fourth proportional to 3,120,469.70, 4,680,704.55 and 2,616,584.90 is: 3,924,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,469.70 : 4,680,704.55 = 2,616,584.90 : x
  2. Step 2: Convert to fraction form
    3,120,469.70/4,680,704.55 = 2,616,584.90/x
  3. Step 3: Cross multiply
    3,120,469.70x = 4,680,704.55 × 2,616,584.90
  4. Step 4: Simplify right side
    3,120,469.70x = 12,247,460,846,891.29
  5. Step 5: Solve for x
    x = 12,247,460,846,891.29/3,120,469.70
  6. Step 6: Final answer
    x = 3,924,877.35

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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.