Home / 1,025,696.28-1,538,610.08-394,610.09

Finding the Fourth Proportional to 1,025,696.28, 1,538,610.08 and 394,610.09

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Solution

The fourth proportional to 1,025,696.28, 1,538,610.08 and 394,610.09 is: 591,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,696.28 : 1,538,610.08 = 394,610.09 : x
  2. Step 2: Convert to fraction form
    1,025,696.28/1,538,610.08 = 394,610.09/x
  3. Step 3: Cross multiply
    1,025,696.28x = 1,538,610.08 × 394,610.09
  4. Step 4: Simplify right side
    1,025,696.28x = 607,151,052,477.61
  5. Step 5: Solve for x
    x = 607,151,052,477.61/1,025,696.28
  6. Step 6: Final answer
    x = 591,940.39

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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.