Home / 2,664,138.88-3,676,504.22-1,440,435.83

Finding the Fourth Proportional to 2,664,138.88, 3,676,504.22 and 1,440,435.83

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Solution

The fourth proportional to 2,664,138.88, 3,676,504.22 and 1,440,435.83 is: 1,987,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,138.88 : 3,676,504.22 = 1,440,435.83 : x
  2. Step 2: Convert to fraction form
    2,664,138.88/3,676,504.22 = 1,440,435.83/x
  3. Step 3: Cross multiply
    2,664,138.88x = 3,676,504.22 × 1,440,435.83
  4. Step 4: Simplify right side
    2,664,138.88x = 5,295,768,407,634.20
  5. Step 5: Solve for x
    x = 5,295,768,407,634.20/2,664,138.88
  6. Step 6: Final answer
    x = 1,987,797.43

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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.