Home / 3,691,125.80-5,541,786.84-2,551,076.72

Finding the Fourth Proportional to 3,691,125.80, 5,541,786.84 and 2,551,076.72

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Solution

The fourth proportional to 3,691,125.80, 5,541,786.84 and 2,551,076.72 is: 3,830,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691,125.80 : 5,541,786.84 = 2,551,076.72 : x
  2. Step 2: Convert to fraction form
    3,691,125.80/5,541,786.84 = 2,551,076.72/x
  3. Step 3: Cross multiply
    3,691,125.80x = 5,541,786.84 × 2,551,076.72
  4. Step 4: Simplify right side
    3,691,125.80x = 14,137,523,394,726.37
  5. Step 5: Solve for x
    x = 14,137,523,394,726.37/3,691,125.80
  6. Step 6: Final answer
    x = 3,830,138.60

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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.