Home / 2,731,635.72-3,769,865.82-1,508,176.80

Finding the Fourth Proportional to 2,731,635.72, 3,769,865.82 and 1,508,176.80

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Solution

The fourth proportional to 2,731,635.72, 3,769,865.82 and 1,508,176.80 is: 2,081,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,635.72 : 3,769,865.82 = 1,508,176.80 : x
  2. Step 2: Convert to fraction form
    2,731,635.72/3,769,865.82 = 1,508,176.80/x
  3. Step 3: Cross multiply
    2,731,635.72x = 3,769,865.82 × 1,508,176.80
  4. Step 4: Simplify right side
    2,731,635.72x = 5,685,624,168,836.98
  5. Step 5: Solve for x
    x = 5,685,624,168,836.98/2,731,635.72
  6. Step 6: Final answer
    x = 2,081,399.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.