Home / 3,638,998.20-5,458,497.30-3,229,591.80

Finding the Fourth Proportional to 3,638,998.20, 5,458,497.30 and 3,229,591.80

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Solution

The fourth proportional to 3,638,998.20, 5,458,497.30 and 3,229,591.80 is: 4,844,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,998.20 : 5,458,497.30 = 3,229,591.80 : x
  2. Step 2: Convert to fraction form
    3,638,998.20/5,458,497.30 = 3,229,591.80/x
  3. Step 3: Cross multiply
    3,638,998.20x = 5,458,497.30 × 3,229,591.80
  4. Step 4: Simplify right side
    3,638,998.20x = 17,628,718,120,402.14
  5. Step 5: Solve for x
    x = 17,628,718,120,402.14/3,638,998.20
  6. Step 6: Final answer
    x = 4,844,387.70

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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.