Home / 1,375,860.20-2,062,040.70-664,356.20

Finding the Fourth Proportional to 1,375,860.20, 2,062,040.70 and 664,356.20

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Solution

The fourth proportional to 1,375,860.20, 2,062,040.70 and 664,356.20 is: 995,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,860.20 : 2,062,040.70 = 664,356.20 : x
  2. Step 2: Convert to fraction form
    1,375,860.20/2,062,040.70 = 664,356.20/x
  3. Step 3: Cross multiply
    1,375,860.20x = 2,062,040.70 × 664,356.20
  4. Step 4: Simplify right side
    1,375,860.20x = 1,369,929,523,697.34
  5. Step 5: Solve for x
    x = 1,369,929,523,697.34/1,375,860.20
  6. Step 6: Final answer
    x = 995,689.48

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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.