Home / 3,612,849.28-5,419,273.84-1,216,493.20

Finding the Fourth Proportional to 3,612,849.28, 5,419,273.84 and 1,216,493.20

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Solution

The fourth proportional to 3,612,849.28, 5,419,273.84 and 1,216,493.20 is: 1,824,739.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,849.28 : 5,419,273.84 = 1,216,493.20 : x
  2. Step 2: Convert to fraction form
    3,612,849.28/5,419,273.84 = 1,216,493.20/x
  3. Step 3: Cross multiply
    3,612,849.28x = 5,419,273.84 × 1,216,493.20
  4. Step 4: Simplify right side
    3,612,849.28x = 6,592,509,775,297.89
  5. Step 5: Solve for x
    x = 6,592,509,775,297.89/3,612,849.28
  6. Step 6: Final answer
    x = 1,824,739.77

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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.