Home / 1,190,760.60-1,643,211.72-681,452.04

Finding the Fourth Proportional to 1,190,760.60, 1,643,211.72 and 681,452.04

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Solution

The fourth proportional to 1,190,760.60, 1,643,211.72 and 681,452.04 is: 940,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,760.60 : 1,643,211.72 = 681,452.04 : x
  2. Step 2: Convert to fraction form
    1,190,760.60/1,643,211.72 = 681,452.04/x
  3. Step 3: Cross multiply
    1,190,760.60x = 1,643,211.72 × 681,452.04
  4. Step 4: Simplify right side
    1,190,760.60x = 1,119,769,978,745.91
  5. Step 5: Solve for x
    x = 1,119,769,978,745.91/1,190,760.60
  6. Step 6: Final answer
    x = 940,382.12

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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.