Home / 3,311,712.14-4,967,661.61-915,556.57

Finding the Fourth Proportional to 3,311,712.14, 4,967,661.61 and 915,556.57

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Solution

The fourth proportional to 3,311,712.14, 4,967,661.61 and 915,556.57 is: 1,373,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,712.14 : 4,967,661.61 = 915,556.57 : x
  2. Step 2: Convert to fraction form
    3,311,712.14/4,967,661.61 = 915,556.57/x
  3. Step 3: Cross multiply
    3,311,712.14x = 4,967,661.61 × 915,556.57
  4. Step 4: Simplify right side
    3,311,712.14x = 4,548,175,208,147.56
  5. Step 5: Solve for x
    x = 4,548,175,208,147.56/3,311,712.14
  6. Step 6: Final answer
    x = 1,373,360.67

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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.