Home / 1,494,601.72-2,062,600.14-815,575.48

Finding the Fourth Proportional to 1,494,601.72, 2,062,600.14 and 815,575.48

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Solution

The fourth proportional to 1,494,601.72, 2,062,600.14 and 815,575.48 is: 1,125,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,601.72 : 2,062,600.14 = 815,575.48 : x
  2. Step 2: Convert to fraction form
    1,494,601.72/2,062,600.14 = 815,575.48/x
  3. Step 3: Cross multiply
    1,494,601.72x = 2,062,600.14 × 815,575.48
  4. Step 4: Simplify right side
    1,494,601.72x = 1,682,206,099,228.57
  5. Step 5: Solve for x
    x = 1,682,206,099,228.57/1,494,601.72
  6. Step 6: Final answer
    x = 1,125,521.32

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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.