Home / 2,296,974.72-3,169,771.20-1,278,357.60

Finding the Fourth Proportional to 2,296,974.72, 3,169,771.20 and 1,278,357.60

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Solution

The fourth proportional to 2,296,974.72, 3,169,771.20 and 1,278,357.60 is: 1,764,103.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296,974.72 : 3,169,771.20 = 1,278,357.60 : x
  2. Step 2: Convert to fraction form
    2,296,974.72/3,169,771.20 = 1,278,357.60/x
  3. Step 3: Cross multiply
    2,296,974.72x = 3,169,771.20 × 1,278,357.60
  4. Step 4: Simplify right side
    2,296,974.72x = 4,052,101,103,781.12
  5. Step 5: Solve for x
    x = 4,052,101,103,781.12/2,296,974.72
  6. Step 6: Final answer
    x = 1,764,103.48

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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.