Home / 3,909,042.12-5,857,077.92-2,766,137.80

Finding the Fourth Proportional to 3,909,042.12, 5,857,077.92 and 2,766,137.80

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Solution

The fourth proportional to 3,909,042.12, 5,857,077.92 and 2,766,137.80 is: 4,144,617.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,042.12 : 5,857,077.92 = 2,766,137.80 : x
  2. Step 2: Convert to fraction form
    3,909,042.12/5,857,077.92 = 2,766,137.80/x
  3. Step 3: Cross multiply
    3,909,042.12x = 5,857,077.92 × 2,766,137.80
  4. Step 4: Simplify right side
    3,909,042.12x = 16,201,484,632,057.38
  5. Step 5: Solve for x
    x = 16,201,484,632,057.38/3,909,042.12
  6. Step 6: Final answer
    x = 4,144,617.56

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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.