Home / 1,185,542.33-1,778,310.86-916,062.31

Finding the Fourth Proportional to 1,185,542.33, 1,778,310.86 and 916,062.31

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Solution

The fourth proportional to 1,185,542.33, 1,778,310.86 and 916,062.31 is: 1,374,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,542.33 : 1,778,310.86 = 916,062.31 : x
  2. Step 2: Convert to fraction form
    1,185,542.33/1,778,310.86 = 916,062.31/x
  3. Step 3: Cross multiply
    1,185,542.33x = 1,778,310.86 × 916,062.31
  4. Step 4: Simplify right side
    1,185,542.33x = 1,629,043,551,952.26
  5. Step 5: Solve for x
    x = 1,629,043,551,952.26/1,185,542.33
  6. Step 6: Final answer
    x = 1,374,091.43

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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.