Home / 1,282,775.93-1,770,418.58-738,805.85

Finding the Fourth Proportional to 1,282,775.93, 1,770,418.58 and 738,805.85

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Solution

The fourth proportional to 1,282,775.93, 1,770,418.58 and 738,805.85 is: 1,019,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,775.93 : 1,770,418.58 = 738,805.85 : x
  2. Step 2: Convert to fraction form
    1,282,775.93/1,770,418.58 = 738,805.85/x
  3. Step 3: Cross multiply
    1,282,775.93x = 1,770,418.58 × 738,805.85
  4. Step 4: Simplify right side
    1,282,775.93x = 1,307,995,591,306.57
  5. Step 5: Solve for x
    x = 1,307,995,591,306.57/1,282,775.93
  6. Step 6: Final answer
    x = 1,019,660.23

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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.