Home / 3,243,540.40-4,865,310.60-2,049,146.80

Finding the Fourth Proportional to 3,243,540.40, 4,865,310.60 and 2,049,146.80

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Solution

The fourth proportional to 3,243,540.40, 4,865,310.60 and 2,049,146.80 is: 3,073,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243,540.40 : 4,865,310.60 = 2,049,146.80 : x
  2. Step 2: Convert to fraction form
    3,243,540.40/4,865,310.60 = 2,049,146.80/x
  3. Step 3: Cross multiply
    3,243,540.40x = 4,865,310.60 × 2,049,146.80
  4. Step 4: Simplify right side
    3,243,540.40x = 9,969,735,646,996.08
  5. Step 5: Solve for x
    x = 9,969,735,646,996.08/3,243,540.40
  6. Step 6: Final answer
    x = 3,073,720.20

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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.