Home / 3,419,176.20-5,128,764.30-1,649,704.20

Finding the Fourth Proportional to 3,419,176.20, 5,128,764.30 and 1,649,704.20

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Solution

The fourth proportional to 3,419,176.20, 5,128,764.30 and 1,649,704.20 is: 2,474,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,176.20 : 5,128,764.30 = 1,649,704.20 : x
  2. Step 2: Convert to fraction form
    3,419,176.20/5,128,764.30 = 1,649,704.20/x
  3. Step 3: Cross multiply
    3,419,176.20x = 5,128,764.30 × 1,649,704.20
  4. Step 4: Simplify right side
    3,419,176.20x = 8,460,944,006,520.06
  5. Step 5: Solve for x
    x = 8,460,944,006,520.06/3,419,176.20
  6. Step 6: Final answer
    x = 2,474,556.30

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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.