Home / 1,753,640.72-2,630,563.13-491,566.76

Finding the Fourth Proportional to 1,753,640.72, 2,630,563.13 and 491,566.76

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Solution

The fourth proportional to 1,753,640.72, 2,630,563.13 and 491,566.76 is: 737,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,640.72 : 2,630,563.13 = 491,566.76 : x
  2. Step 2: Convert to fraction form
    1,753,640.72/2,630,563.13 = 491,566.76/x
  3. Step 3: Cross multiply
    1,753,640.72x = 2,630,563.13 × 491,566.76
  4. Step 4: Simplify right side
    1,753,640.72x = 1,293,097,394,789.56
  5. Step 5: Solve for x
    x = 1,293,097,394,789.56/1,753,640.72
  6. Step 6: Final answer
    x = 737,378.75

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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.