Home / 3,086,584.96-4,259,367.84-1,728,388.48

Finding the Fourth Proportional to 3,086,584.96, 4,259,367.84 and 1,728,388.48

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Solution

The fourth proportional to 3,086,584.96, 4,259,367.84 and 1,728,388.48 is: 2,385,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,584.96 : 4,259,367.84 = 1,728,388.48 : x
  2. Step 2: Convert to fraction form
    3,086,584.96/4,259,367.84 = 1,728,388.48/x
  3. Step 3: Cross multiply
    3,086,584.96x = 4,259,367.84 × 1,728,388.48
  4. Step 4: Simplify right side
    3,086,584.96x = 7,361,842,306,738.48
  5. Step 5: Solve for x
    x = 7,361,842,306,738.48/3,086,584.96
  6. Step 6: Final answer
    x = 2,385,109.24

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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.