Home / 854,448.54-1,179,135.79-481,881.88

Finding the Fourth Proportional to 854,448.54, 1,179,135.79 and 481,881.88

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Solution

The fourth proportional to 854,448.54, 1,179,135.79 and 481,881.88 is: 664,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,448.54 : 1,179,135.79 = 481,881.88 : x
  2. Step 2: Convert to fraction form
    854,448.54/1,179,135.79 = 481,881.88/x
  3. Step 3: Cross multiply
    854,448.54x = 1,179,135.79 × 481,881.88
  4. Step 4: Simplify right side
    854,448.54x = 568,204,171,260.49
  5. Step 5: Solve for x
    x = 568,204,171,260.49/854,448.54
  6. Step 6: Final answer
    x = 664,995.19

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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.