Home / 1,360,562.47-2,040,769.89-413,859.38

Finding the Fourth Proportional to 1,360,562.47, 2,040,769.89 and 413,859.38

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Solution

The fourth proportional to 1,360,562.47, 2,040,769.89 and 413,859.38 is: 620,766.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,562.47 : 2,040,769.89 = 413,859.38 : x
  2. Step 2: Convert to fraction form
    1,360,562.47/2,040,769.89 = 413,859.38/x
  3. Step 3: Cross multiply
    1,360,562.47x = 2,040,769.89 × 413,859.38
  4. Step 4: Simplify right side
    1,360,562.47x = 844,591,751,194.22
  5. Step 5: Solve for x
    x = 844,591,751,194.22/1,360,562.47
  6. Step 6: Final answer
    x = 620,766.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.