Home / 2,668,046.25-4,002,079.50-646,286.25

Finding the Fourth Proportional to 2,668,046.25, 4,002,079.50 and 646,286.25

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Solution

The fourth proportional to 2,668,046.25, 4,002,079.50 and 646,286.25 is: 969,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,046.25 : 4,002,079.50 = 646,286.25 : x
  2. Step 2: Convert to fraction form
    2,668,046.25/4,002,079.50 = 646,286.25/x
  3. Step 3: Cross multiply
    2,668,046.25x = 4,002,079.50 × 646,286.25
  4. Step 4: Simplify right side
    2,668,046.25x = 2,586,488,952,256.88
  5. Step 5: Solve for x
    x = 2,586,488,952,256.88/2,668,046.25
  6. Step 6: Final answer
    x = 969,431.83

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1.5x scale

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.