Home / 986,975.37-1,481,010.46-481,540.53

Finding the Fourth Proportional to 986,975.37, 1,481,010.46 and 481,540.53

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Solution

The fourth proportional to 986,975.37, 1,481,010.46 and 481,540.53 is: 722,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,975.37 : 1,481,010.46 = 481,540.53 : x
  2. Step 2: Convert to fraction form
    986,975.37/1,481,010.46 = 481,540.53/x
  3. Step 3: Cross multiply
    986,975.37x = 1,481,010.46 × 481,540.53
  4. Step 4: Simplify right side
    986,975.37x = 713,166,561,843.94
  5. Step 5: Solve for x
    x = 713,166,561,843.94/986,975.37
  6. Step 6: Final answer
    x = 722,577.87

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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.