Home / 1,274,854.04-1,760,878.39-925,436.78

Finding the Fourth Proportional to 1,274,854.04, 1,760,878.39 and 925,436.78

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Solution

The fourth proportional to 1,274,854.04, 1,760,878.39 and 925,436.78 is: 1,278,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,854.04 : 1,760,878.39 = 925,436.78 : x
  2. Step 2: Convert to fraction form
    1,274,854.04/1,760,878.39 = 925,436.78/x
  3. Step 3: Cross multiply
    1,274,854.04x = 1,760,878.39 × 925,436.78
  4. Step 4: Simplify right side
    1,274,854.04x = 1,629,581,618,408.79
  5. Step 5: Solve for x
    x = 1,629,581,618,408.79/1,274,854.04
  6. Step 6: Final answer
    x = 1,278,249.57

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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.