Home / 3,836,928.33-5,294,973.78-2,118,044.75

Finding the Fourth Proportional to 3,836,928.33, 5,294,973.78 and 2,118,044.75

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Solution

The fourth proportional to 3,836,928.33, 5,294,973.78 and 2,118,044.75 is: 2,922,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,928.33 : 5,294,973.78 = 2,118,044.75 : x
  2. Step 2: Convert to fraction form
    3,836,928.33/5,294,973.78 = 2,118,044.75/x
  3. Step 3: Cross multiply
    3,836,928.33x = 5,294,973.78 × 2,118,044.75
  4. Step 4: Simplify right side
    3,836,928.33x = 11,214,991,389,641.79
  5. Step 5: Solve for x
    x = 11,214,991,389,641.79/3,836,928.33
  6. Step 6: Final answer
    x = 2,922,908.75

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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.