Home / 1,169,110.64-1,753,685.40-327,630.80

Finding the Fourth Proportional to 1,169,110.64, 1,753,685.40 and 327,630.80

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Solution

The fourth proportional to 1,169,110.64, 1,753,685.40 and 327,630.80 is: 491,451.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,110.64 : 1,753,685.40 = 327,630.80 : x
  2. Step 2: Convert to fraction form
    1,169,110.64/1,753,685.40 = 327,630.80/x
  3. Step 3: Cross multiply
    1,169,110.64x = 1,753,685.40 × 327,630.80
  4. Step 4: Simplify right side
    1,169,110.64x = 574,561,350,550.32
  5. Step 5: Solve for x
    x = 574,561,350,550.32/1,169,110.64
  6. Step 6: Final answer
    x = 491,451.65

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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.