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Finding the Fourth Proportional to 2,750,341.78, 3,795,711.83 and 1,604,791.18

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Solution

The fourth proportional to 2,750,341.78, 3,795,711.83 and 1,604,791.18 is: 2,214,751.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,341.78 : 3,795,711.83 = 1,604,791.18 : x
  2. Step 2: Convert to fraction form
    2,750,341.78/3,795,711.83 = 1,604,791.18/x
  3. Step 3: Cross multiply
    2,750,341.78x = 3,795,711.83 × 1,604,791.18
  4. Step 4: Simplify right side
    2,750,341.78x = 6,091,324,866,605.66
  5. Step 5: Solve for x
    x = 6,091,324,866,605.66/2,750,341.78
  6. Step 6: Final answer
    x = 2,214,751.97

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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.