Home / 3,550,115.40-5,319,753.86-2,107,958.80

Finding the Fourth Proportional to 3,550,115.40, 5,319,753.86 and 2,107,958.80

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Solution

The fourth proportional to 3,550,115.40, 5,319,753.86 and 2,107,958.80 is: 3,158,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,115.40 : 5,319,753.86 = 2,107,958.80 : x
  2. Step 2: Convert to fraction form
    3,550,115.40/5,319,753.86 = 2,107,958.80/x
  3. Step 3: Cross multiply
    3,550,115.40x = 5,319,753.86 × 2,107,958.80
  4. Step 4: Simplify right side
    3,550,115.40x = 11,213,821,963,020.97
  5. Step 5: Solve for x
    x = 11,213,821,963,020.97/3,550,115.40
  6. Step 6: Final answer
    x = 3,158,720.41

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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.