Home / 827,854.36-1,141,588.40-691,837.54

Finding the Fourth Proportional to 827,854.36, 1,141,588.40 and 691,837.54

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Solution

The fourth proportional to 827,854.36, 1,141,588.40 and 691,837.54 is: 954,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,854.36 : 1,141,588.40 = 691,837.54 : x
  2. Step 2: Convert to fraction form
    827,854.36/1,141,588.40 = 691,837.54/x
  3. Step 3: Cross multiply
    827,854.36x = 1,141,588.40 × 691,837.54
  4. Step 4: Simplify right side
    827,854.36x = 789,793,704,035.38
  5. Step 5: Solve for x
    x = 789,793,704,035.38/827,854.36
  6. Step 6: Final answer
    x = 954,024.94

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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.