Home / 3,120,696.60-4,681,044.90-2,648,304.60

Finding the Fourth Proportional to 3,120,696.60, 4,681,044.90 and 2,648,304.60

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Solution

The fourth proportional to 3,120,696.60, 4,681,044.90 and 2,648,304.60 is: 3,972,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,696.60 : 4,681,044.90 = 2,648,304.60 : x
  2. Step 2: Convert to fraction form
    3,120,696.60/4,681,044.90 = 2,648,304.60/x
  3. Step 3: Cross multiply
    3,120,696.60x = 4,681,044.90 × 2,648,304.60
  4. Step 4: Simplify right side
    3,120,696.60x = 12,396,832,741,476.54
  5. Step 5: Solve for x
    x = 12,396,832,741,476.54/3,120,696.60
  6. Step 6: Final answer
    x = 3,972,456.90

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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.