Home / 1,270,669.85-1,906,005.43-797,687.36

Finding the Fourth Proportional to 1,270,669.85, 1,906,005.43 and 797,687.36

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Solution

The fourth proportional to 1,270,669.85, 1,906,005.43 and 797,687.36 is: 1,196,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,669.85 : 1,906,005.43 = 797,687.36 : x
  2. Step 2: Convert to fraction form
    1,270,669.85/1,906,005.43 = 797,687.36/x
  3. Step 3: Cross multiply
    1,270,669.85x = 1,906,005.43 × 797,687.36
  4. Step 4: Simplify right side
    1,270,669.85x = 1,520,396,438,216.97
  5. Step 5: Solve for x
    x = 1,520,396,438,216.97/1,270,669.85
  6. Step 6: Final answer
    x = 1,196,531.45

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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.