Home / 3,823,131.20-5,275,920.76-2,080,813.07

Finding the Fourth Proportional to 3,823,131.20, 5,275,920.76 and 2,080,813.07

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Solution

The fourth proportional to 3,823,131.20, 5,275,920.76 and 2,080,813.07 is: 2,871,521.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823,131.20 : 5,275,920.76 = 2,080,813.07 : x
  2. Step 2: Convert to fraction form
    3,823,131.20/5,275,920.76 = 2,080,813.07/x
  3. Step 3: Cross multiply
    3,823,131.20x = 5,275,920.76 × 2,080,813.07
  4. Step 4: Simplify right side
    3,823,131.20x = 10,978,204,876,478.07
  5. Step 5: Solve for x
    x = 10,978,204,876,478.07/3,823,131.20
  6. Step 6: Final answer
    x = 2,871,521.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.