Home / 5,019,013.12-7,524,286.32-2,176,984.48

Finding the Fourth Proportional to 5,019,013.12, 7,524,286.32 and 2,176,984.48

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Solution

The fourth proportional to 5,019,013.12, 7,524,286.32 and 2,176,984.48 is: 3,263,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019,013.12 : 7,524,286.32 = 2,176,984.48 : x
  2. Step 2: Convert to fraction form
    5,019,013.12/7,524,286.32 = 2,176,984.48/x
  3. Step 3: Cross multiply
    5,019,013.12x = 7,524,286.32 × 2,176,984.48
  4. Step 4: Simplify right side
    5,019,013.12x = 16,380,254,541,716.31
  5. Step 5: Solve for x
    x = 16,380,254,541,716.31/5,019,013.12
  6. Step 6: Final answer
    x = 3,263,640.51

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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.