Home / 3,205,999.80-4,815,998.10-2,261,215.80

Finding the Fourth Proportional to 3,205,999.80, 4,815,998.10 and 2,261,215.80

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Solution

The fourth proportional to 3,205,999.80, 4,815,998.10 and 2,261,215.80 is: 3,396,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,999.80 : 4,815,998.10 = 2,261,215.80 : x
  2. Step 2: Convert to fraction form
    3,205,999.80/4,815,998.10 = 2,261,215.80/x
  3. Step 3: Cross multiply
    3,205,999.80x = 4,815,998.10 × 2,261,215.80
  4. Step 4: Simplify right side
    3,205,999.80x = 10,890,010,996,489.98
  5. Step 5: Solve for x
    x = 10,890,010,996,489.98/3,205,999.80
  6. Step 6: Final answer
    x = 3,396,759.72

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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.