Home / 1,329,375.28-1,990,563.72-795,630.64

Finding the Fourth Proportional to 1,329,375.28, 1,990,563.72 and 795,630.64

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Solution

The fourth proportional to 1,329,375.28, 1,990,563.72 and 795,630.64 is: 1,191,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,375.28 : 1,990,563.72 = 795,630.64 : x
  2. Step 2: Convert to fraction form
    1,329,375.28/1,990,563.72 = 795,630.64/x
  3. Step 3: Cross multiply
    1,329,375.28x = 1,990,563.72 × 795,630.64
  4. Step 4: Simplify right side
    1,329,375.28x = 1,583,753,486,504.38
  5. Step 5: Solve for x
    x = 1,583,753,486,504.38/1,329,375.28
  6. Step 6: Final answer
    x = 1,191,351.69

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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.