Home / 4,863,071.97-7,288,629.19-2,728,672.05

Finding the Fourth Proportional to 4,863,071.97, 7,288,629.19 and 2,728,672.05

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Solution

The fourth proportional to 4,863,071.97, 7,288,629.19 and 2,728,672.05 is: 4,089,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863,071.97 : 7,288,629.19 = 2,728,672.05 : x
  2. Step 2: Convert to fraction form
    4,863,071.97/7,288,629.19 = 2,728,672.05/x
  3. Step 3: Cross multiply
    4,863,071.97x = 7,288,629.19 × 2,728,672.05
  4. Step 4: Simplify right side
    4,863,071.97x = 19,888,278,746,745.46
  5. Step 5: Solve for x
    x = 19,888,278,746,745.46/4,863,071.97
  6. Step 6: Final answer
    x = 4,089,653.39

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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.