Home / 3,419,103.76-4,718,479.74-1,949,229.70

Finding the Fourth Proportional to 3,419,103.76, 4,718,479.74 and 1,949,229.70

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Solution

The fourth proportional to 3,419,103.76, 4,718,479.74 and 1,949,229.70 is: 2,690,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,103.76 : 4,718,479.74 = 1,949,229.70 : x
  2. Step 2: Convert to fraction form
    3,419,103.76/4,718,479.74 = 1,949,229.70/x
  3. Step 3: Cross multiply
    3,419,103.76x = 4,718,479.74 × 1,949,229.70
  4. Step 4: Simplify right side
    3,419,103.76x = 9,197,400,848,056.28
  5. Step 5: Solve for x
    x = 9,197,400,848,056.28/3,419,103.76
  6. Step 6: Final answer
    x = 2,690,003.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.