Home / 1,093,481.11-1,638,680.19-516,489.31

Finding the Fourth Proportional to 1,093,481.11, 1,638,680.19 and 516,489.31

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Solution

The fourth proportional to 1,093,481.11, 1,638,680.19 and 516,489.31 is: 774,005.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,481.11 : 1,638,680.19 = 516,489.31 : x
  2. Step 2: Convert to fraction form
    1,093,481.11/1,638,680.19 = 516,489.31/x
  3. Step 3: Cross multiply
    1,093,481.11x = 1,638,680.19 × 516,489.31
  4. Step 4: Simplify right side
    1,093,481.11x = 846,360,800,643.77
  5. Step 5: Solve for x
    x = 846,360,800,643.77/1,093,481.11
  6. Step 6: Final answer
    x = 774,005.87

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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.