Home / 2,608,674.97-3,909,021.78-1,394,424.32

Finding the Fourth Proportional to 2,608,674.97, 3,909,021.78 and 1,394,424.32

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Solution

The fourth proportional to 2,608,674.97, 3,909,021.78 and 1,394,424.32 is: 2,089,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,674.97 : 3,909,021.78 = 1,394,424.32 : x
  2. Step 2: Convert to fraction form
    2,608,674.97/3,909,021.78 = 1,394,424.32/x
  3. Step 3: Cross multiply
    2,608,674.97x = 3,909,021.78 × 1,394,424.32
  4. Step 4: Simplify right side
    2,608,674.97x = 5,450,835,037,441.69
  5. Step 5: Solve for x
    x = 5,450,835,037,441.69/2,608,674.97
  6. Step 6: Final answer
    x = 2,089,503.33

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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.