Home / 1,275,229.46-1,913,287-565,755.68

Finding the Fourth Proportional to 1,275,229.46, 1,913,287 and 565,755.68

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Solution

The fourth proportional to 1,275,229.46, 1,913,287 and 565,755.68 is: 848,829.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,229.46 : 1,913,287 = 565,755.68 : x
  2. Step 2: Convert to fraction form
    1,275,229.46/1,913,287 = 565,755.68/x
  3. Step 3: Cross multiply
    1,275,229.46x = 1,913,287 × 565,755.68
  4. Step 4: Simplify right side
    1,275,229.46x = 1,082,452,987,720.16
  5. Step 5: Solve for x
    x = 1,082,452,987,720.16/1,275,229.46
  6. Step 6: Final answer
    x = 848,829.97

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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.