Home / 1,072,205.53-1,479,647.66-582,175.78

Finding the Fourth Proportional to 1,072,205.53, 1,479,647.66 and 582,175.78

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Solution

The fourth proportional to 1,072,205.53, 1,479,647.66 and 582,175.78 is: 803,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,205.53 : 1,479,647.66 = 582,175.78 : x
  2. Step 2: Convert to fraction form
    1,072,205.53/1,479,647.66 = 582,175.78/x
  3. Step 3: Cross multiply
    1,072,205.53x = 1,479,647.66 × 582,175.78
  4. Step 4: Simplify right side
    1,072,205.53x = 861,415,023,975.68
  5. Step 5: Solve for x
    x = 861,415,023,975.68/1,072,205.53
  6. Step 6: Final answer
    x = 803,404.76

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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.