Home / 2,617,270.50-3,925,906.66-820,293.40

Finding the Fourth Proportional to 2,617,270.50, 3,925,906.66 and 820,293.40

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Solution

The fourth proportional to 2,617,270.50, 3,925,906.66 and 820,293.40 is: 1,230,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617,270.50 : 3,925,906.66 = 820,293.40 : x
  2. Step 2: Convert to fraction form
    2,617,270.50/3,925,906.66 = 820,293.40/x
  3. Step 3: Cross multiply
    2,617,270.50x = 3,925,906.66 × 820,293.40
  4. Step 4: Simplify right side
    2,617,270.50x = 3,220,395,322,214.04
  5. Step 5: Solve for x
    x = 3,220,395,322,214.04/2,617,270.50
  6. Step 6: Final answer
    x = 1,230,440.39

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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.