Home / 2,200,531.20-3,296,860.20-1,861,983.60

Finding the Fourth Proportional to 2,200,531.20, 3,296,860.20 and 1,861,983.60

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Solution

The fourth proportional to 2,200,531.20, 3,296,860.20 and 1,861,983.60 is: 2,789,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,531.20 : 3,296,860.20 = 1,861,983.60 : x
  2. Step 2: Convert to fraction form
    2,200,531.20/3,296,860.20 = 1,861,983.60/x
  3. Step 3: Cross multiply
    2,200,531.20x = 3,296,860.20 × 1,861,983.60
  4. Step 4: Simplify right side
    2,200,531.20x = 6,138,699,623,892.72
  5. Step 5: Solve for x
    x = 6,138,699,623,892.72/2,200,531.20
  6. Step 6: Final answer
    x = 2,789,644.44

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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.