Home / 1,283,486.94-1,770,655.83-773,906.22

Finding the Fourth Proportional to 1,283,486.94, 1,770,655.83 and 773,906.22

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Solution

The fourth proportional to 1,283,486.94, 1,770,655.83 and 773,906.22 is: 1,067,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,486.94 : 1,770,655.83 = 773,906.22 : x
  2. Step 2: Convert to fraction form
    1,283,486.94/1,770,655.83 = 773,906.22/x
  3. Step 3: Cross multiply
    1,283,486.94x = 1,770,655.83 × 773,906.22
  4. Step 4: Simplify right side
    1,283,486.94x = 1,370,321,560,316.26
  5. Step 5: Solve for x
    x = 1,370,321,560,316.26/1,283,486.94
  6. Step 6: Final answer
    x = 1,067,655.24

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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.