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Finding the Fourth Proportional to 2,874,463.23, 3,965,757.52 and 1,842,539.91

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Solution

The fourth proportional to 2,874,463.23, 3,965,757.52 and 1,842,539.91 is: 2,542,062.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,463.23 : 3,965,757.52 = 1,842,539.91 : x
  2. Step 2: Convert to fraction form
    2,874,463.23/3,965,757.52 = 1,842,539.91/x
  3. Step 3: Cross multiply
    2,874,463.23x = 3,965,757.52 × 1,842,539.91
  4. Step 4: Simplify right side
    2,874,463.23x = 7,307,066,487,959.45
  5. Step 5: Solve for x
    x = 7,307,066,487,959.45/2,874,463.23
  6. Step 6: Final answer
    x = 2,542,062.95

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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.