Home / 3,622,405.90-5,437,108.05-2,205,229.90

Finding the Fourth Proportional to 3,622,405.90, 5,437,108.05 and 2,205,229.90

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Solution

The fourth proportional to 3,622,405.90, 5,437,108.05 and 2,205,229.90 is: 3,309,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,405.90 : 5,437,108.05 = 2,205,229.90 : x
  2. Step 2: Convert to fraction form
    3,622,405.90/5,437,108.05 = 2,205,229.90/x
  3. Step 3: Cross multiply
    3,622,405.90x = 5,437,108.05 × 2,205,229.90
  4. Step 4: Simplify right side
    3,622,405.90x = 11,990,073,241,390.69
  5. Step 5: Solve for x
    x = 11,990,073,241,390.69/3,622,405.90
  6. Step 6: Final answer
    x = 3,309,975.08

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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.