Home / 3,120,473.20-4,680,863.40-1,627,481.20

Finding the Fourth Proportional to 3,120,473.20, 4,680,863.40 and 1,627,481.20

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Solution

The fourth proportional to 3,120,473.20, 4,680,863.40 and 1,627,481.20 is: 2,441,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,473.20 : 4,680,863.40 = 1,627,481.20 : x
  2. Step 2: Convert to fraction form
    3,120,473.20/4,680,863.40 = 1,627,481.20/x
  3. Step 3: Cross multiply
    3,120,473.20x = 4,680,863.40 × 1,627,481.20
  4. Step 4: Simplify right side
    3,120,473.20x = 7,618,017,183,268.08
  5. Step 5: Solve for x
    x = 7,618,017,183,268.08/3,120,473.20
  6. Step 6: Final answer
    x = 2,441,301.91

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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.