Home / 2,290,092.60-3,436,694.10-1,279,212.60

Finding the Fourth Proportional to 2,290,092.60, 3,436,694.10 and 1,279,212.60

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Solution

The fourth proportional to 2,290,092.60, 3,436,694.10 and 1,279,212.60 is: 1,919,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,092.60 : 3,436,694.10 = 1,279,212.60 : x
  2. Step 2: Convert to fraction form
    2,290,092.60/3,436,694.10 = 1,279,212.60/x
  3. Step 3: Cross multiply
    2,290,092.60x = 3,436,694.10 × 1,279,212.60
  4. Step 4: Simplify right side
    2,290,092.60x = 4,396,262,395,065.66
  5. Step 5: Solve for x
    x = 4,396,262,395,065.66/2,290,092.60
  6. Step 6: Final answer
    x = 1,919,687.61

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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.