Home / 3,987,914.04-5,503,293.36-2,177,078.04

Finding the Fourth Proportional to 3,987,914.04, 5,503,293.36 and 2,177,078.04

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Solution

The fourth proportional to 3,987,914.04, 5,503,293.36 and 2,177,078.04 is: 3,004,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987,914.04 : 5,503,293.36 = 2,177,078.04 : x
  2. Step 2: Convert to fraction form
    3,987,914.04/5,503,293.36 = 2,177,078.04/x
  3. Step 3: Cross multiply
    3,987,914.04x = 5,503,293.36 × 2,177,078.04
  4. Step 4: Simplify right side
    3,987,914.04x = 11,981,099,121,733.81
  5. Step 5: Solve for x
    x = 11,981,099,121,733.81/3,987,914.04
  6. Step 6: Final answer
    x = 3,004,352.40

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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.