Home / 3,544,229.20-5,315,825.40-1,019,621.20

Finding the Fourth Proportional to 3,544,229.20, 5,315,825.40 and 1,019,621.20

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Solution

The fourth proportional to 3,544,229.20, 5,315,825.40 and 1,019,621.20 is: 1,529,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544,229.20 : 5,315,825.40 = 1,019,621.20 : x
  2. Step 2: Convert to fraction form
    3,544,229.20/5,315,825.40 = 1,019,621.20/x
  3. Step 3: Cross multiply
    3,544,229.20x = 5,315,825.40 × 1,019,621.20
  4. Step 4: Simplify right side
    3,544,229.20x = 5,420,128,273,338.48
  5. Step 5: Solve for x
    x = 5,420,128,273,338.48/3,544,229.20
  6. Step 6: Final answer
    x = 1,529,282.66

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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.