Home / 2,275,220-3,413,391.34-677,776.88

Finding the Fourth Proportional to 2,275,220, 3,413,391.34 and 677,776.88

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Solution

The fourth proportional to 2,275,220, 3,413,391.34 and 677,776.88 is: 1,016,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,220 : 3,413,391.34 = 677,776.88 : x
  2. Step 2: Convert to fraction form
    2,275,220/3,413,391.34 = 677,776.88/x
  3. Step 3: Cross multiply
    2,275,220x = 3,413,391.34 × 677,776.88
  4. Step 4: Simplify right side
    2,275,220x = 2,313,517,732,644.22
  5. Step 5: Solve for x
    x = 2,313,517,732,644.22/2,275,220
  6. Step 6: Final answer
    x = 1,016,832.54

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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.