Home / 1,494,286.44-2,062,108.35-815,222.94

Finding the Fourth Proportional to 1,494,286.44, 2,062,108.35 and 815,222.94

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Solution

The fourth proportional to 1,494,286.44, 2,062,108.35 and 815,222.94 is: 1,125,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,286.44 : 2,062,108.35 = 815,222.94 : x
  2. Step 2: Convert to fraction form
    1,494,286.44/2,062,108.35 = 815,222.94/x
  3. Step 3: Cross multiply
    1,494,286.44x = 2,062,108.35 × 815,222.94
  4. Step 4: Simplify right side
    1,494,286.44x = 1,681,078,031,685.55
  5. Step 5: Solve for x
    x = 1,681,078,031,685.55/1,494,286.44
  6. Step 6: Final answer
    x = 1,125,003.87

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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.