Home / 1,494,193.88-2,062,020.30-815,129.84

Finding the Fourth Proportional to 1,494,193.88, 2,062,020.30 and 815,129.84

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Solution

The fourth proportional to 1,494,193.88, 2,062,020.30 and 815,129.84 is: 1,124,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,193.88 : 2,062,020.30 = 815,129.84 : x
  2. Step 2: Convert to fraction form
    1,494,193.88/2,062,020.30 = 815,129.84/x
  3. Step 3: Cross multiply
    1,494,193.88x = 2,062,020.30 × 815,129.84
  4. Step 4: Simplify right side
    1,494,193.88x = 1,680,814,277,215.75
  5. Step 5: Solve for x
    x = 1,680,814,277,215.75/1,494,193.88
  6. Step 6: Final answer
    x = 1,124,897.04

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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.