Home / 3,291,517.80-4,540,464.90-1,914,706.60

Finding the Fourth Proportional to 3,291,517.80, 4,540,464.90 and 1,914,706.60

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Solution

The fourth proportional to 3,291,517.80, 4,540,464.90 and 1,914,706.60 is: 2,641,230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,517.80 : 4,540,464.90 = 1,914,706.60 : x
  2. Step 2: Convert to fraction form
    3,291,517.80/4,540,464.90 = 1,914,706.60/x
  3. Step 3: Cross multiply
    3,291,517.80x = 4,540,464.90 × 1,914,706.60
  4. Step 4: Simplify right side
    3,291,517.80x = 8,693,658,111,098.34
  5. Step 5: Solve for x
    x = 8,693,658,111,098.34/3,291,517.80
  6. Step 6: Final answer
    x = 2,641,230.78

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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.