Home / 3,394,833.49-4,684,776.78-1,866,940.66

Finding the Fourth Proportional to 3,394,833.49, 4,684,776.78 and 1,866,940.66

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Solution

The fourth proportional to 3,394,833.49, 4,684,776.78 and 1,866,940.66 is: 2,576,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394,833.49 : 4,684,776.78 = 1,866,940.66 : x
  2. Step 2: Convert to fraction form
    3,394,833.49/4,684,776.78 = 1,866,940.66/x
  3. Step 3: Cross multiply
    3,394,833.49x = 4,684,776.78 × 1,866,940.66
  4. Step 4: Simplify right side
    3,394,833.49x = 8,746,200,253,605.88
  5. Step 5: Solve for x
    x = 8,746,200,253,605.88/3,394,833.49
  6. Step 6: Final answer
    x = 2,576,326.73

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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.