Home / 3,948,161.22-5,448,361.92-2,205,843.90

Finding the Fourth Proportional to 3,948,161.22, 5,448,361.92 and 2,205,843.90

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Solution

The fourth proportional to 3,948,161.22, 5,448,361.92 and 2,205,843.90 is: 3,044,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,161.22 : 5,448,361.92 = 2,205,843.90 : x
  2. Step 2: Convert to fraction form
    3,948,161.22/5,448,361.92 = 2,205,843.90/x
  3. Step 3: Cross multiply
    3,948,161.22x = 5,448,361.92 × 2,205,843.90
  4. Step 4: Simplify right side
    3,948,161.22x = 12,018,235,906,224.29
  5. Step 5: Solve for x
    x = 12,018,235,906,224.29/3,948,161.22
  6. Step 6: Final answer
    x = 3,044,008.40

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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.