Home / 2,801,049.40-4,198,252.20-2,515,399.60

Finding the Fourth Proportional to 2,801,049.40, 4,198,252.20 and 2,515,399.60

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Solution

The fourth proportional to 2,801,049.40, 4,198,252.20 and 2,515,399.60 is: 3,770,116.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,049.40 : 4,198,252.20 = 2,515,399.60 : x
  2. Step 2: Convert to fraction form
    2,801,049.40/4,198,252.20 = 2,515,399.60/x
  3. Step 3: Cross multiply
    2,801,049.40x = 4,198,252.20 × 2,515,399.60
  4. Step 4: Simplify right side
    2,801,049.40x = 10,560,281,904,579.12
  5. Step 5: Solve for x
    x = 10,560,281,904,579.12/2,801,049.40
  6. Step 6: Final answer
    x = 3,770,116.27

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1.5x scale

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.