Home / 3,418,301.44-5,127,445.60-1,288,863.36

Finding the Fourth Proportional to 3,418,301.44, 5,127,445.60 and 1,288,863.36

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Solution

The fourth proportional to 3,418,301.44, 5,127,445.60 and 1,288,863.36 is: 1,933,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,301.44 : 5,127,445.60 = 1,288,863.36 : x
  2. Step 2: Convert to fraction form
    3,418,301.44/5,127,445.60 = 1,288,863.36/x
  3. Step 3: Cross multiply
    3,418,301.44x = 5,127,445.60 × 1,288,863.36
  4. Step 4: Simplify right side
    3,418,301.44x = 6,608,576,764,233.22
  5. Step 5: Solve for x
    x = 6,608,576,764,233.22/3,418,301.44
  6. Step 6: Final answer
    x = 1,933,292.57

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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.