Home / 2,195,222.92-3,292,944.81-699,431.56

Finding the Fourth Proportional to 2,195,222.92, 3,292,944.81 and 699,431.56

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Solution

The fourth proportional to 2,195,222.92, 3,292,944.81 and 699,431.56 is: 1,049,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,222.92 : 3,292,944.81 = 699,431.56 : x
  2. Step 2: Convert to fraction form
    2,195,222.92/3,292,944.81 = 699,431.56/x
  3. Step 3: Cross multiply
    2,195,222.92x = 3,292,944.81 × 699,431.56
  4. Step 4: Simplify right side
    2,195,222.92x = 2,303,189,525,452.20
  5. Step 5: Solve for x
    x = 2,303,189,525,452.20/2,195,222.92
  6. Step 6: Final answer
    x = 1,049,182.52

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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.