Home / 3,120,229.60-4,680,344.40-2,588,351.20

Finding the Fourth Proportional to 3,120,229.60, 4,680,344.40 and 2,588,351.20

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Solution

The fourth proportional to 3,120,229.60, 4,680,344.40 and 2,588,351.20 is: 3,882,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,229.60 : 4,680,344.40 = 2,588,351.20 : x
  2. Step 2: Convert to fraction form
    3,120,229.60/4,680,344.40 = 2,588,351.20/x
  3. Step 3: Cross multiply
    3,120,229.60x = 4,680,344.40 × 2,588,351.20
  4. Step 4: Simplify right side
    3,120,229.60x = 12,114,375,044,153.28
  5. Step 5: Solve for x
    x = 12,114,375,044,153.28/3,120,229.60
  6. Step 6: Final answer
    x = 3,882,526.80

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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.