Home / 3,162,054.38-4,743,212.78-918,192.38

Finding the Fourth Proportional to 3,162,054.38, 4,743,212.78 and 918,192.38

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Solution

The fourth proportional to 3,162,054.38, 4,743,212.78 and 918,192.38 is: 1,377,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,054.38 : 4,743,212.78 = 918,192.38 : x
  2. Step 2: Convert to fraction form
    3,162,054.38/4,743,212.78 = 918,192.38/x
  3. Step 3: Cross multiply
    3,162,054.38x = 4,743,212.78 × 918,192.38
  4. Step 4: Simplify right side
    3,162,054.38x = 4,355,181,809,894.03
  5. Step 5: Solve for x
    x = 4,355,181,809,894.03/3,162,054.38
  6. Step 6: Final answer
    x = 1,377,326.67

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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.