Home / 1,493,175.96-2,240,298.54-639,889.56

Finding the Fourth Proportional to 1,493,175.96, 2,240,298.54 and 639,889.56

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Solution

The fourth proportional to 1,493,175.96, 2,240,298.54 and 639,889.56 is: 960,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,175.96 : 2,240,298.54 = 639,889.56 : x
  2. Step 2: Convert to fraction form
    1,493,175.96/2,240,298.54 = 639,889.56/x
  3. Step 3: Cross multiply
    1,493,175.96x = 2,240,298.54 × 639,889.56
  4. Step 4: Simplify right side
    1,493,175.96x = 1,433,543,647,029.24
  5. Step 5: Solve for x
    x = 1,433,543,647,029.24/1,493,175.96
  6. Step 6: Final answer
    x = 960,063.44

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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.