Home / 3,259,396.20-4,889,969.10-2,906,851.80

Finding the Fourth Proportional to 3,259,396.20, 4,889,969.10 and 2,906,851.80

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Solution

The fourth proportional to 3,259,396.20, 4,889,969.10 and 2,906,851.80 is: 4,361,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,396.20 : 4,889,969.10 = 2,906,851.80 : x
  2. Step 2: Convert to fraction form
    3,259,396.20/4,889,969.10 = 2,906,851.80/x
  3. Step 3: Cross multiply
    3,259,396.20x = 4,889,969.10 × 2,906,851.80
  4. Step 4: Simplify right side
    3,259,396.20x = 14,214,415,480,279.38
  5. Step 5: Solve for x
    x = 14,214,415,480,279.38/3,259,396.20
  6. Step 6: Final answer
    x = 4,361,057.88

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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.