Home / 1,217,633.94-1,826,463.24-543,749.58

Finding the Fourth Proportional to 1,217,633.94, 1,826,463.24 and 543,749.58

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Solution

The fourth proportional to 1,217,633.94, 1,826,463.24 and 543,749.58 is: 815,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,633.94 : 1,826,463.24 = 543,749.58 : x
  2. Step 2: Convert to fraction form
    1,217,633.94/1,826,463.24 = 543,749.58/x
  3. Step 3: Cross multiply
    1,217,633.94x = 1,826,463.24 × 543,749.58
  4. Step 4: Simplify right side
    1,217,633.94x = 993,138,619,635.44
  5. Step 5: Solve for x
    x = 993,138,619,635.44/1,217,633.94
  6. Step 6: Final answer
    x = 815,629.88

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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.