Home / 3,979,362.22-5,970,305.02-1,420,522.30

Finding the Fourth Proportional to 3,979,362.22, 5,970,305.02 and 1,420,522.30

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Solution

The fourth proportional to 3,979,362.22, 5,970,305.02 and 1,420,522.30 is: 2,131,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,362.22 : 5,970,305.02 = 1,420,522.30 : x
  2. Step 2: Convert to fraction form
    3,979,362.22/5,970,305.02 = 1,420,522.30/x
  3. Step 3: Cross multiply
    3,979,362.22x = 5,970,305.02 × 1,420,522.30
  4. Step 4: Simplify right side
    3,979,362.22x = 8,480,951,418,711.95
  5. Step 5: Solve for x
    x = 8,480,951,418,711.95/3,979,362.22
  6. Step 6: Final answer
    x = 2,131,233.84

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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.