Home / 4,121,281.44-5,689,504.80-3,201,449.76

Finding the Fourth Proportional to 4,121,281.44, 5,689,504.80 and 3,201,449.76

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Solution

The fourth proportional to 4,121,281.44, 5,689,504.80 and 3,201,449.76 is: 4,419,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,281.44 : 5,689,504.80 = 3,201,449.76 : x
  2. Step 2: Convert to fraction form
    4,121,281.44/5,689,504.80 = 3,201,449.76/x
  3. Step 3: Cross multiply
    4,121,281.44x = 5,689,504.80 × 3,201,449.76
  4. Step 4: Simplify right side
    4,121,281.44x = 18,214,663,776,478.85
  5. Step 5: Solve for x
    x = 18,214,663,776,478.85/4,121,281.44
  6. Step 6: Final answer
    x = 4,419,660.25

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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.