Home / 1,086,310.44-1,628,918.91-376,147.80

Finding the Fourth Proportional to 1,086,310.44, 1,628,918.91 and 376,147.80

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Solution

The fourth proportional to 1,086,310.44, 1,628,918.91 and 376,147.80 is: 564,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,310.44 : 1,628,918.91 = 376,147.80 : x
  2. Step 2: Convert to fraction form
    1,086,310.44/1,628,918.91 = 376,147.80/x
  3. Step 3: Cross multiply
    1,086,310.44x = 1,628,918.91 × 376,147.80
  4. Step 4: Simplify right side
    1,086,310.44x = 612,714,264,374.90
  5. Step 5: Solve for x
    x = 612,714,264,374.90/1,086,310.44
  6. Step 6: Final answer
    x = 564,032.38

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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.