Home / 2,070,982.24-3,105,102.82-991,654

Finding the Fourth Proportional to 2,070,982.24, 3,105,102.82 and 991,654

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Solution

The fourth proportional to 2,070,982.24, 3,105,102.82 and 991,654 is: 1,486,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,982.24 : 3,105,102.82 = 991,654 : x
  2. Step 2: Convert to fraction form
    2,070,982.24/3,105,102.82 = 991,654/x
  3. Step 3: Cross multiply
    2,070,982.24x = 3,105,102.82 × 991,654
  4. Step 4: Simplify right side
    2,070,982.24x = 3,079,187,631,864.28
  5. Step 5: Solve for x
    x = 3,079,187,631,864.28/2,070,982.24
  6. Step 6: Final answer
    x = 1,486,824.74

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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.