Home / 2,694,876-3,718,928.88-1,487,660.64

Finding the Fourth Proportional to 2,694,876, 3,718,928.88 and 1,487,660.64

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Solution

The fourth proportional to 2,694,876, 3,718,928.88 and 1,487,660.64 is: 2,052,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,876 : 3,718,928.88 = 1,487,660.64 : x
  2. Step 2: Convert to fraction form
    2,694,876/3,718,928.88 = 1,487,660.64/x
  3. Step 3: Cross multiply
    2,694,876x = 3,718,928.88 × 1,487,660.64
  4. Step 4: Simplify right side
    2,694,876x = 5,532,504,117,735.28
  5. Step 5: Solve for x
    x = 5,532,504,117,735.28/2,694,876
  6. Step 6: Final answer
    x = 2,052,971.68

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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.