Home / 1,299,004.92-1,792,653.24-718,275.24

Finding the Fourth Proportional to 1,299,004.92, 1,792,653.24 and 718,275.24

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Solution

The fourth proportional to 1,299,004.92, 1,792,653.24 and 718,275.24 is: 991,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,004.92 : 1,792,653.24 = 718,275.24 : x
  2. Step 2: Convert to fraction form
    1,299,004.92/1,792,653.24 = 718,275.24/x
  3. Step 3: Cross multiply
    1,299,004.92x = 1,792,653.24 × 718,275.24
  4. Step 4: Simplify right side
    1,299,004.92x = 1,287,618,436,197.78
  5. Step 5: Solve for x
    x = 1,287,618,436,197.78/1,299,004.92
  6. Step 6: Final answer
    x = 991,234.46

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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.