Home / 3,394,804.25-4,684,736.45-1,866,911.38

Finding the Fourth Proportional to 3,394,804.25, 4,684,736.45 and 1,866,911.38

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Solution

The fourth proportional to 3,394,804.25, 4,684,736.45 and 1,866,911.38 is: 2,576,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,804.25 : 4,684,736.45 = 1,866,911.38 : x
  2. Step 2: Convert to fraction form
    3,394,804.25/4,684,736.45 = 1,866,911.38/x
  3. Step 3: Cross multiply
    3,394,804.25x = 4,684,736.45 × 1,866,911.38
  4. Step 4: Simplify right side
    3,394,804.25x = 8,745,987,783,761.24
  5. Step 5: Solve for x
    x = 8,745,987,783,761.24/3,394,804.25
  6. Step 6: Final answer
    x = 2,576,286.33

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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.