Home / 1,179,142.19-1,627,200.66-655,849.27

Finding the Fourth Proportional to 1,179,142.19, 1,627,200.66 and 655,849.27

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Solution

The fourth proportional to 1,179,142.19, 1,627,200.66 and 655,849.27 is: 905,063.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,142.19 : 1,627,200.66 = 655,849.27 : x
  2. Step 2: Convert to fraction form
    1,179,142.19/1,627,200.66 = 655,849.27/x
  3. Step 3: Cross multiply
    1,179,142.19x = 1,627,200.66 × 655,849.27
  4. Step 4: Simplify right side
    1,179,142.19x = 1,067,198,365,808.80
  5. Step 5: Solve for x
    x = 1,067,198,365,808.80/1,179,142.19
  6. Step 6: Final answer
    x = 905,063.33

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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.