Home / 2,641,428.05-3,645,229.10-1,479,959.73

Finding the Fourth Proportional to 2,641,428.05, 3,645,229.10 and 1,479,959.73

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Solution

The fourth proportional to 2,641,428.05, 3,645,229.10 and 1,479,959.73 is: 2,042,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,428.05 : 3,645,229.10 = 1,479,959.73 : x
  2. Step 2: Convert to fraction form
    2,641,428.05/3,645,229.10 = 1,479,959.73/x
  3. Step 3: Cross multiply
    2,641,428.05x = 3,645,229.10 × 1,479,959.73
  4. Step 4: Simplify right side
    2,641,428.05x = 5,394,792,267,224.35
  5. Step 5: Solve for x
    x = 5,394,792,267,224.35/2,641,428.05
  6. Step 6: Final answer
    x = 2,042,377.14

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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.