Home / 1,131,982.16-1,562,249.84-648,611.44

Finding the Fourth Proportional to 1,131,982.16, 1,562,249.84 and 648,611.44

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Solution

The fourth proportional to 1,131,982.16, 1,562,249.84 and 648,611.44 is: 895,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,982.16 : 1,562,249.84 = 648,611.44 : x
  2. Step 2: Convert to fraction form
    1,131,982.16/1,562,249.84 = 648,611.44/x
  3. Step 3: Cross multiply
    1,131,982.16x = 1,562,249.84 × 648,611.44
  4. Step 4: Simplify right side
    1,131,982.16x = 1,013,293,118,362.17
  5. Step 5: Solve for x
    x = 1,013,293,118,362.17/1,131,982.16
  6. Step 6: Final answer
    x = 895,149.37

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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.