Home / 3,310,987.26-4,568,752.38-1,915,788.72

Finding the Fourth Proportional to 3,310,987.26, 4,568,752.38 and 1,915,788.72

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Solution

The fourth proportional to 3,310,987.26, 4,568,752.38 and 1,915,788.72 is: 2,643,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310,987.26 : 4,568,752.38 = 1,915,788.72 : x
  2. Step 2: Convert to fraction form
    3,310,987.26/4,568,752.38 = 1,915,788.72/x
  3. Step 3: Cross multiply
    3,310,987.26x = 4,568,752.38 × 1,915,788.72
  4. Step 4: Simplify right side
    3,310,987.26x = 8,752,764,274,077.15
  5. Step 5: Solve for x
    x = 8,752,764,274,077.15/3,310,987.26
  6. Step 6: Final answer
    x = 2,643,551.18

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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.