Home / 2,189,892.80-3,284,839.20-1,010,244.80

Finding the Fourth Proportional to 2,189,892.80, 3,284,839.20 and 1,010,244.80

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Solution

The fourth proportional to 2,189,892.80, 3,284,839.20 and 1,010,244.80 is: 1,515,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,892.80 : 3,284,839.20 = 1,010,244.80 : x
  2. Step 2: Convert to fraction form
    2,189,892.80/3,284,839.20 = 1,010,244.80/x
  3. Step 3: Cross multiply
    2,189,892.80x = 3,284,839.20 × 1,010,244.80
  4. Step 4: Simplify right side
    2,189,892.80x = 3,318,491,720,636.16
  5. Step 5: Solve for x
    x = 3,318,491,720,636.16/2,189,892.80
  6. Step 6: Final answer
    x = 1,515,367.20

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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.