Home / 2,218,447.89-3,327,671.97-722,539.89

Finding the Fourth Proportional to 2,218,447.89, 3,327,671.97 and 722,539.89

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Solution

The fourth proportional to 2,218,447.89, 3,327,671.97 and 722,539.89 is: 1,083,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,447.89 : 3,327,671.97 = 722,539.89 : x
  2. Step 2: Convert to fraction form
    2,218,447.89/3,327,671.97 = 722,539.89/x
  3. Step 3: Cross multiply
    2,218,447.89x = 3,327,671.97 × 722,539.89
  4. Step 4: Simplify right side
    2,218,447.89x = 2,404,375,739,159.88
  5. Step 5: Solve for x
    x = 2,404,375,739,159.88/2,218,447.89
  6. Step 6: Final answer
    x = 1,083,809.88

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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.