Home / 1,238,556.75-1,858,147.37-352,092.75

Finding the Fourth Proportional to 1,238,556.75, 1,858,147.37 and 352,092.75

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Solution

The fourth proportional to 1,238,556.75, 1,858,147.37 and 352,092.75 is: 528,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,556.75 : 1,858,147.37 = 352,092.75 : x
  2. Step 2: Convert to fraction form
    1,238,556.75/1,858,147.37 = 352,092.75/x
  3. Step 3: Cross multiply
    1,238,556.75x = 1,858,147.37 × 352,092.75
  4. Step 4: Simplify right side
    1,238,556.75x = 654,240,215,648.10
  5. Step 5: Solve for x
    x = 654,240,215,648.10/1,238,556.75
  6. Step 6: Final answer
    x = 528,227.89

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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.