Home / 3,187,749.92-4,399,096.56-1,811,096.06

Finding the Fourth Proportional to 3,187,749.92, 4,399,096.56 and 1,811,096.06

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Solution

The fourth proportional to 3,187,749.92, 4,399,096.56 and 1,811,096.06 is: 2,499,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,749.92 : 4,399,096.56 = 1,811,096.06 : x
  2. Step 2: Convert to fraction form
    3,187,749.92/4,399,096.56 = 1,811,096.06/x
  3. Step 3: Cross multiply
    3,187,749.92x = 4,399,096.56 × 1,811,096.06
  4. Step 4: Simplify right side
    3,187,749.92x = 7,967,186,447,375.55
  5. Step 5: Solve for x
    x = 7,967,186,447,375.55/3,187,749.92
  6. Step 6: Final answer
    x = 2,499,313.51

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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.