Home / 2,697,318.20-4,045,458.90-804,121.40

Finding the Fourth Proportional to 2,697,318.20, 4,045,458.90 and 804,121.40

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Solution

The fourth proportional to 2,697,318.20, 4,045,458.90 and 804,121.40 is: 1,206,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,318.20 : 4,045,458.90 = 804,121.40 : x
  2. Step 2: Convert to fraction form
    2,697,318.20/4,045,458.90 = 804,121.40/x
  3. Step 3: Cross multiply
    2,697,318.20x = 4,045,458.90 × 804,121.40
  4. Step 4: Simplify right side
    2,697,318.20x = 3,253,040,074,310.46
  5. Step 5: Solve for x
    x = 3,253,040,074,310.46/2,697,318.20
  6. Step 6: Final answer
    x = 1,206,027.56

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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.