Home / 3,836,929.33-5,294,975.16-2,118,045.75

Finding the Fourth Proportional to 3,836,929.33, 5,294,975.16 and 2,118,045.75

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Solution

The fourth proportional to 3,836,929.33, 5,294,975.16 and 2,118,045.75 is: 2,922,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,929.33 : 5,294,975.16 = 2,118,045.75 : x
  2. Step 2: Convert to fraction form
    3,836,929.33/5,294,975.16 = 2,118,045.75/x
  3. Step 3: Cross multiply
    3,836,929.33x = 5,294,975.16 × 2,118,045.75
  4. Step 4: Simplify right side
    3,836,929.33x = 11,214,999,633,993.57
  5. Step 5: Solve for x
    x = 11,214,999,633,993.57/3,836,929.33
  6. Step 6: Final answer
    x = 2,922,910.14

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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.