Home / 2,568,001.86-3,543,839.34-1,422,080.82

Finding the Fourth Proportional to 2,568,001.86, 3,543,839.34 and 1,422,080.82

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Solution

The fourth proportional to 2,568,001.86, 3,543,839.34 and 1,422,080.82 is: 1,962,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,001.86 : 3,543,839.34 = 1,422,080.82 : x
  2. Step 2: Convert to fraction form
    2,568,001.86/3,543,839.34 = 1,422,080.82/x
  3. Step 3: Cross multiply
    2,568,001.86x = 3,543,839.34 × 1,422,080.82
  4. Step 4: Simplify right side
    2,568,001.86x = 5,039,625,954,575.46
  5. Step 5: Solve for x
    x = 5,039,625,954,575.46/2,568,001.86
  6. Step 6: Final answer
    x = 1,962,469.74

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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.