Home / 1,375,004.60-2,063,025.30-665,660.60

Finding the Fourth Proportional to 1,375,004.60, 2,063,025.30 and 665,660.60

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Solution

The fourth proportional to 1,375,004.60, 2,063,025.30 and 665,660.60 is: 998,741.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,004.60 : 2,063,025.30 = 665,660.60 : x
  2. Step 2: Convert to fraction form
    1,375,004.60/2,063,025.30 = 665,660.60/x
  3. Step 3: Cross multiply
    1,375,004.60x = 2,063,025.30 × 665,660.60
  4. Step 4: Simplify right side
    1,375,004.60x = 1,373,274,659,013.18
  5. Step 5: Solve for x
    x = 1,373,274,659,013.18/1,375,004.60
  6. Step 6: Final answer
    x = 998,741.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.