Home / 2,029,810.75-3,044,348.19-815,338.43

Finding the Fourth Proportional to 2,029,810.75, 3,044,348.19 and 815,338.43

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Solution

The fourth proportional to 2,029,810.75, 3,044,348.19 and 815,338.43 is: 1,222,859.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,810.75 : 3,044,348.19 = 815,338.43 : x
  2. Step 2: Convert to fraction form
    2,029,810.75/3,044,348.19 = 815,338.43/x
  3. Step 3: Cross multiply
    2,029,810.75x = 3,044,348.19 × 815,338.43
  4. Step 4: Simplify right side
    2,029,810.75x = 2,482,174,073,607.94
  5. Step 5: Solve for x
    x = 2,482,174,073,607.94/2,029,810.75
  6. Step 6: Final answer
    x = 1,222,859.85

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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.