Home / 4,951,208.22-7,428,569.44-2,218,540.78

Finding the Fourth Proportional to 4,951,208.22, 7,428,569.44 and 2,218,540.78

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Solution

The fourth proportional to 4,951,208.22, 7,428,569.44 and 2,218,540.78 is: 3,328,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951,208.22 : 7,428,569.44 = 2,218,540.78 : x
  2. Step 2: Convert to fraction form
    4,951,208.22/7,428,569.44 = 2,218,540.78/x
  3. Step 3: Cross multiply
    4,951,208.22x = 7,428,569.44 × 2,218,540.78
  4. Step 4: Simplify right side
    4,951,208.22x = 16,480,584,272,748.02
  5. Step 5: Solve for x
    x = 16,480,584,272,748.02/4,951,208.22
  6. Step 6: Final answer
    x = 3,328,598.51

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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.