Home / 1,441,431.72-1,989,003.06-796,764.26

Finding the Fourth Proportional to 1,441,431.72, 1,989,003.06 and 796,764.26

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Solution

The fourth proportional to 1,441,431.72, 1,989,003.06 and 796,764.26 is: 1,099,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,431.72 : 1,989,003.06 = 796,764.26 : x
  2. Step 2: Convert to fraction form
    1,441,431.72/1,989,003.06 = 796,764.26/x
  3. Step 3: Cross multiply
    1,441,431.72x = 1,989,003.06 × 796,764.26
  4. Step 4: Simplify right side
    1,441,431.72x = 1,584,766,556,211.14
  5. Step 5: Solve for x
    x = 1,584,766,556,211.14/1,441,431.72
  6. Step 6: Final answer
    x = 1,099,439.21

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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.