Home / 3,189,084.80-4,783,627.20-3,135,940.70

Finding the Fourth Proportional to 3,189,084.80, 4,783,627.20 and 3,135,940.70

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Solution

The fourth proportional to 3,189,084.80, 4,783,627.20 and 3,135,940.70 is: 4,703,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,084.80 : 4,783,627.20 = 3,135,940.70 : x
  2. Step 2: Convert to fraction form
    3,189,084.80/4,783,627.20 = 3,135,940.70/x
  3. Step 3: Cross multiply
    3,189,084.80x = 4,783,627.20 × 3,135,940.70
  4. Step 4: Simplify right side
    3,189,084.80x = 15,001,171,230,107.04
  5. Step 5: Solve for x
    x = 15,001,171,230,107.04/3,189,084.80
  6. Step 6: Final answer
    x = 4,703,911.05

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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.