Home / 1,268,009.97-1,749,920.82-695,074.29

Finding the Fourth Proportional to 1,268,009.97, 1,749,920.82 and 695,074.29

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Solution

The fourth proportional to 1,268,009.97, 1,749,920.82 and 695,074.29 is: 959,239.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,009.97 : 1,749,920.82 = 695,074.29 : x
  2. Step 2: Convert to fraction form
    1,268,009.97/1,749,920.82 = 695,074.29/x
  3. Step 3: Cross multiply
    1,268,009.97x = 1,749,920.82 × 695,074.29
  4. Step 4: Simplify right side
    1,268,009.97x = 1,216,324,971,517.72
  5. Step 5: Solve for x
    x = 1,216,324,971,517.72/1,268,009.97
  6. Step 6: Final answer
    x = 959,239.28

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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.