Home / 3,976,880.16-5,486,348.88-2,687,250.72

Finding the Fourth Proportional to 3,976,880.16, 5,486,348.88 and 2,687,250.72

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Solution

The fourth proportional to 3,976,880.16, 5,486,348.88 and 2,687,250.72 is: 3,707,226.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,880.16 : 5,486,348.88 = 2,687,250.72 : x
  2. Step 2: Convert to fraction form
    3,976,880.16/5,486,348.88 = 2,687,250.72/x
  3. Step 3: Cross multiply
    3,976,880.16x = 5,486,348.88 × 2,687,250.72
  4. Step 4: Simplify right side
    3,976,880.16x = 14,743,194,977,951.20
  5. Step 5: Solve for x
    x = 14,743,194,977,951.20/3,976,880.16
  6. Step 6: Final answer
    x = 3,707,226.36

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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.