Home / 2,218,675.32-3,321,481.14-1,374,512.76

Finding the Fourth Proportional to 2,218,675.32, 3,321,481.14 and 1,374,512.76

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Solution

The fourth proportional to 2,218,675.32, 3,321,481.14 and 1,374,512.76 is: 2,057,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,675.32 : 3,321,481.14 = 1,374,512.76 : x
  2. Step 2: Convert to fraction form
    2,218,675.32/3,321,481.14 = 1,374,512.76/x
  3. Step 3: Cross multiply
    2,218,675.32x = 3,321,481.14 × 1,374,512.76
  4. Step 4: Simplify right side
    2,218,675.32x = 4,565,418,209,029.35
  5. Step 5: Solve for x
    x = 4,565,418,209,029.35/2,218,675.32
  6. Step 6: Final answer
    x = 2,057,722.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.