Home / 1,043,016.62-1,565,183.09-443,976.80

Finding the Fourth Proportional to 1,043,016.62, 1,565,183.09 and 443,976.80

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Solution

The fourth proportional to 1,043,016.62, 1,565,183.09 and 443,976.80 is: 666,245.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,016.62 : 1,565,183.09 = 443,976.80 : x
  2. Step 2: Convert to fraction form
    1,043,016.62/1,565,183.09 = 443,976.80/x
  3. Step 3: Cross multiply
    1,043,016.62x = 1,565,183.09 × 443,976.80
  4. Step 4: Simplify right side
    1,043,016.62x = 694,904,984,735.21
  5. Step 5: Solve for x
    x = 694,904,984,735.21/1,043,016.62
  6. Step 6: Final answer
    x = 666,245.36

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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.