Home / 1,299,067.23-1,792,664.67-726,116.97

Finding the Fourth Proportional to 1,299,067.23, 1,792,664.67 and 726,116.97

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Solution

The fourth proportional to 1,299,067.23, 1,792,664.67 and 726,116.97 is: 1,002,014.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,067.23 : 1,792,664.67 = 726,116.97 : x
  2. Step 2: Convert to fraction form
    1,299,067.23/1,792,664.67 = 726,116.97/x
  3. Step 3: Cross multiply
    1,299,067.23x = 1,792,664.67 × 726,116.97
  4. Step 4: Simplify right side
    1,299,067.23x = 1,301,684,238,406.45
  5. Step 5: Solve for x
    x = 1,301,684,238,406.45/1,299,067.23
  6. Step 6: Final answer
    x = 1,002,014.53

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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.