Home / 1,494,843.03-2,062,882.80-815,779.53

Finding the Fourth Proportional to 1,494,843.03, 2,062,882.80 and 815,779.53

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Solution

The fourth proportional to 1,494,843.03, 2,062,882.80 and 815,779.53 is: 1,125,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,843.03 : 2,062,882.80 = 815,779.53 : x
  2. Step 2: Convert to fraction form
    1,494,843.03/2,062,882.80 = 815,779.53/x
  3. Step 3: Cross multiply
    1,494,843.03x = 2,062,882.80 × 815,779.53
  4. Step 4: Simplify right side
    1,494,843.03x = 1,682,857,561,029.08
  5. Step 5: Solve for x
    x = 1,682,857,561,029.08/1,494,843.03
  6. Step 6: Final answer
    x = 1,125,775.43

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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.