Home / 3,851,934.28-5,315,477.12-2,220,242.76

Finding the Fourth Proportional to 3,851,934.28, 5,315,477.12 and 2,220,242.76

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Solution

The fourth proportional to 3,851,934.28, 5,315,477.12 and 2,220,242.76 is: 3,063,824.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,934.28 : 5,315,477.12 = 2,220,242.76 : x
  2. Step 2: Convert to fraction form
    3,851,934.28/5,315,477.12 = 2,220,242.76/x
  3. Step 3: Cross multiply
    3,851,934.28x = 5,315,477.12 × 2,220,242.76
  4. Step 4: Simplify right side
    3,851,934.28x = 11,801,649,591,625.65
  5. Step 5: Solve for x
    x = 11,801,649,591,625.65/3,851,934.28
  6. Step 6: Final answer
    x = 3,063,824.23

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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.