Home / 1,090,400.40-1,504,727.56-682,727.00

Finding the Fourth Proportional to 1,090,400.40, 1,504,727.56 and 682,727.00

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Solution

The fourth proportional to 1,090,400.40, 1,504,727.56 and 682,727.00 is: 942,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,400.40 : 1,504,727.56 = 682,727.00 : x
  2. Step 2: Convert to fraction form
    1,090,400.40/1,504,727.56 = 682,727.00/x
  3. Step 3: Cross multiply
    1,090,400.40x = 1,504,727.56 × 682,727.00
  4. Step 4: Simplify right side
    1,090,400.40x = 1,027,318,126,185.89
  5. Step 5: Solve for x
    x = 1,027,318,126,185.89/1,090,400.40
  6. Step 6: Final answer
    x = 942,147.61

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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.