Home / 1,266,558.33-1,747,837.36-685,771.46

Finding the Fourth Proportional to 1,266,558.33, 1,747,837.36 and 685,771.46

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Solution

The fourth proportional to 1,266,558.33, 1,747,837.36 and 685,771.46 is: 946,357.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,558.33 : 1,747,837.36 = 685,771.46 : x
  2. Step 2: Convert to fraction form
    1,266,558.33/1,747,837.36 = 685,771.46/x
  3. Step 3: Cross multiply
    1,266,558.33x = 1,747,837.36 × 685,771.46
  4. Step 4: Simplify right side
    1,266,558.33x = 1,198,616,978,209.75
  5. Step 5: Solve for x
    x = 1,198,616,978,209.75/1,266,558.33
  6. Step 6: Final answer
    x = 946,357.50

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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.