Home / 4,783,721.91-7,168,494.24-3,936,811.62

Finding the Fourth Proportional to 4,783,721.91, 7,168,494.24 and 3,936,811.62

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Solution

The fourth proportional to 4,783,721.91, 7,168,494.24 and 3,936,811.62 is: 5,899,383.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783,721.91 : 7,168,494.24 = 3,936,811.62 : x
  2. Step 2: Convert to fraction form
    4,783,721.91/7,168,494.24 = 3,936,811.62/x
  3. Step 3: Cross multiply
    4,783,721.91x = 7,168,494.24 × 3,936,811.62
  4. Step 4: Simplify right side
    4,783,721.91x = 28,221,011,421,935.07
  5. Step 5: Solve for x
    x = 28,221,011,421,935.07/4,783,721.91
  6. Step 6: Final answer
    x = 5,899,383.78

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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.