Home / 3,407,129.40-5,110,694.10-2,556,823.80

Finding the Fourth Proportional to 3,407,129.40, 5,110,694.10 and 2,556,823.80

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Solution

The fourth proportional to 3,407,129.40, 5,110,694.10 and 2,556,823.80 is: 3,835,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,129.40 : 5,110,694.10 = 2,556,823.80 : x
  2. Step 2: Convert to fraction form
    3,407,129.40/5,110,694.10 = 2,556,823.80/x
  3. Step 3: Cross multiply
    3,407,129.40x = 5,110,694.10 × 2,556,823.80
  4. Step 4: Simplify right side
    3,407,129.40x = 13,067,144,309,399.58
  5. Step 5: Solve for x
    x = 13,067,144,309,399.58/3,407,129.40
  6. Step 6: Final answer
    x = 3,835,235.70

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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.