Home / 1,659,149.80-2,289,696.06-933,998.92

Finding the Fourth Proportional to 1,659,149.80, 2,289,696.06 and 933,998.92

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Solution

The fourth proportional to 1,659,149.80, 2,289,696.06 and 933,998.92 is: 1,288,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,149.80 : 2,289,696.06 = 933,998.92 : x
  2. Step 2: Convert to fraction form
    1,659,149.80/2,289,696.06 = 933,998.92/x
  3. Step 3: Cross multiply
    1,659,149.80x = 2,289,696.06 × 933,998.92
  4. Step 4: Simplify right side
    1,659,149.80x = 2,138,573,647,168.26
  5. Step 5: Solve for x
    x = 2,138,573,647,168.26/1,659,149.80
  6. Step 6: Final answer
    x = 1,288,957.54

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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.