Home / 1,344,255.12-2,016,382.68-1,106,644.86

Finding the Fourth Proportional to 1,344,255.12, 2,016,382.68 and 1,106,644.86

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Solution

The fourth proportional to 1,344,255.12, 2,016,382.68 and 1,106,644.86 is: 1,659,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,255.12 : 2,016,382.68 = 1,106,644.86 : x
  2. Step 2: Convert to fraction form
    1,344,255.12/2,016,382.68 = 1,106,644.86/x
  3. Step 3: Cross multiply
    1,344,255.12x = 2,016,382.68 × 1,106,644.86
  4. Step 4: Simplify right side
    1,344,255.12x = 2,231,419,528,615.03
  5. Step 5: Solve for x
    x = 2,231,419,528,615.03/1,344,255.12
  6. Step 6: Final answer
    x = 1,659,967.29

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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.