Home / 2,193,139.70-3,289,709.55-930,803.30

Finding the Fourth Proportional to 2,193,139.70, 3,289,709.55 and 930,803.30

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Solution

The fourth proportional to 2,193,139.70, 3,289,709.55 and 930,803.30 is: 1,396,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,139.70 : 3,289,709.55 = 930,803.30 : x
  2. Step 2: Convert to fraction form
    2,193,139.70/3,289,709.55 = 930,803.30/x
  3. Step 3: Cross multiply
    2,193,139.70x = 3,289,709.55 × 930,803.30
  4. Step 4: Simplify right side
    2,193,139.70x = 3,062,072,505,181.52
  5. Step 5: Solve for x
    x = 3,062,072,505,181.52/2,193,139.70
  6. Step 6: Final answer
    x = 1,396,204.95

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Similar ratio
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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.