Home / 3,825,261.44-5,278,860.78-2,106,377.85

Finding the Fourth Proportional to 3,825,261.44, 5,278,860.78 and 2,106,377.85

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Solution

The fourth proportional to 3,825,261.44, 5,278,860.78 and 2,106,377.85 is: 2,906,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,261.44 : 5,278,860.78 = 2,106,377.85 : x
  2. Step 2: Convert to fraction form
    3,825,261.44/5,278,860.78 = 2,106,377.85/x
  3. Step 3: Cross multiply
    3,825,261.44x = 5,278,860.78 × 2,106,377.85
  4. Step 4: Simplify right side
    3,825,261.44x = 11,119,275,420,225.72
  5. Step 5: Solve for x
    x = 11,119,275,420,225.72/3,825,261.44
  6. Step 6: Final answer
    x = 2,906,801.43

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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.