Home / 3,647,656.80-5,034,378.72-2,469,721.44

Finding the Fourth Proportional to 3,647,656.80, 5,034,378.72 and 2,469,721.44

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Solution

The fourth proportional to 3,647,656.80, 5,034,378.72 and 2,469,721.44 is: 3,408,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,656.80 : 5,034,378.72 = 2,469,721.44 : x
  2. Step 2: Convert to fraction form
    3,647,656.80/5,034,378.72 = 2,469,721.44/x
  3. Step 3: Cross multiply
    3,647,656.80x = 5,034,378.72 × 2,469,721.44
  4. Step 4: Simplify right side
    3,647,656.80x = 12,433,513,061,863.76
  5. Step 5: Solve for x
    x = 12,433,513,061,863.76/3,647,656.80
  6. Step 6: Final answer
    x = 3,408,630.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.