Home / 809,049.69-1,121,208.12-797,633.55

Finding the Fourth Proportional to 809,049.69, 1,121,208.12 and 797,633.55

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Solution

The fourth proportional to 809,049.69, 1,121,208.12 and 797,633.55 is: 1,105,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,049.69 : 1,121,208.12 = 797,633.55 : x
  2. Step 2: Convert to fraction form
    809,049.69/1,121,208.12 = 797,633.55/x
  3. Step 3: Cross multiply
    809,049.69x = 1,121,208.12 × 797,633.55
  4. Step 4: Simplify right side
    809,049.69x = 894,313,213,044.43
  5. Step 5: Solve for x
    x = 894,313,213,044.43/809,049.69
  6. Step 6: Final answer
    x = 1,105,387.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.