Home / 2,412,080.12-3,328,540.62-1,338,923

Finding the Fourth Proportional to 2,412,080.12, 3,328,540.62 and 1,338,923

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Solution

The fourth proportional to 2,412,080.12, 3,328,540.62 and 1,338,923 is: 1,847,641.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,080.12 : 3,328,540.62 = 1,338,923 : x
  2. Step 2: Convert to fraction form
    2,412,080.12/3,328,540.62 = 1,338,923/x
  3. Step 3: Cross multiply
    2,412,080.12x = 3,328,540.62 × 1,338,923
  4. Step 4: Simplify right side
    2,412,080.12x = 4,456,659,592,552.26
  5. Step 5: Solve for x
    x = 4,456,659,592,552.26/2,412,080.12
  6. Step 6: Final answer
    x = 1,847,641.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.