Home / 2,540,937.44-3,793,128.78-2,177,191.41

Finding the Fourth Proportional to 2,540,937.44, 3,793,128.78 and 2,177,191.41

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Solution

The fourth proportional to 2,540,937.44, 3,793,128.78 and 2,177,191.41 is: 3,250,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,937.44 : 3,793,128.78 = 2,177,191.41 : x
  2. Step 2: Convert to fraction form
    2,540,937.44/3,793,128.78 = 2,177,191.41/x
  3. Step 3: Cross multiply
    2,540,937.44x = 3,793,128.78 × 2,177,191.41
  4. Step 4: Simplify right side
    2,540,937.44x = 8,258,367,396,839.78
  5. Step 5: Solve for x
    x = 8,258,367,396,839.78/2,540,937.44
  6. Step 6: Final answer
    x = 3,250,126.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.