Home / 4,220,449.28-5,824,505.76-2,384,270.72

Finding the Fourth Proportional to 4,220,449.28, 5,824,505.76 and 2,384,270.72

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Solution

The fourth proportional to 4,220,449.28, 5,824,505.76 and 2,384,270.72 is: 3,290,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,449.28 : 5,824,505.76 = 2,384,270.72 : x
  2. Step 2: Convert to fraction form
    4,220,449.28/5,824,505.76 = 2,384,270.72/x
  3. Step 3: Cross multiply
    4,220,449.28x = 5,824,505.76 × 2,384,270.72
  4. Step 4: Simplify right side
    4,220,449.28x = 13,887,198,542,039.35
  5. Step 5: Solve for x
    x = 13,887,198,542,039.35/4,220,449.28
  6. Step 6: Final answer
    x = 3,290,455.03

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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.