Home / 1,511,672.41-2,086,107.88-832,608.91

Finding the Fourth Proportional to 1,511,672.41, 2,086,107.88 and 832,608.91

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Solution

The fourth proportional to 1,511,672.41, 2,086,107.88 and 832,608.91 is: 1,149,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,672.41 : 2,086,107.88 = 832,608.91 : x
  2. Step 2: Convert to fraction form
    1,511,672.41/2,086,107.88 = 832,608.91/x
  3. Step 3: Cross multiply
    1,511,672.41x = 2,086,107.88 × 832,608.91
  4. Step 4: Simplify right side
    1,511,672.41x = 1,736,912,008,109.21
  5. Step 5: Solve for x
    x = 1,736,912,008,109.21/1,511,672.41
  6. Step 6: Final answer
    x = 1,149,000.27

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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.