Home / 1,269,344.36-1,751,695.09-718,048.29

Finding the Fourth Proportional to 1,269,344.36, 1,751,695.09 and 718,048.29

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Solution

The fourth proportional to 1,269,344.36, 1,751,695.09 and 718,048.29 is: 990,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,344.36 : 1,751,695.09 = 718,048.29 : x
  2. Step 2: Convert to fraction form
    1,269,344.36/1,751,695.09 = 718,048.29/x
  3. Step 3: Cross multiply
    1,269,344.36x = 1,751,695.09 × 718,048.29
  4. Step 4: Simplify right side
    1,269,344.36x = 1,257,801,659,596.66
  5. Step 5: Solve for x
    x = 1,257,801,659,596.66/1,269,344.36
  6. Step 6: Final answer
    x = 990,906.56

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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.