Home / 1,576,982.97-2,176,236.20-851,830.73

Finding the Fourth Proportional to 1,576,982.97, 2,176,236.20 and 851,830.73

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Solution

The fourth proportional to 1,576,982.97, 2,176,236.20 and 851,830.73 is: 1,175,526.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,982.97 : 2,176,236.20 = 851,830.73 : x
  2. Step 2: Convert to fraction form
    1,576,982.97/2,176,236.20 = 851,830.73/x
  3. Step 3: Cross multiply
    1,576,982.97x = 2,176,236.20 × 851,830.73
  4. Step 4: Simplify right side
    1,576,982.97x = 1,853,784,855,758.09
  5. Step 5: Solve for x
    x = 1,853,784,855,758.09/1,576,982.97
  6. Step 6: Final answer
    x = 1,175,526.24

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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.