Home / 2,206,934.21-3,310,380.17-1,307,728.67

Finding the Fourth Proportional to 2,206,934.21, 3,310,380.17 and 1,307,728.67

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Solution

The fourth proportional to 2,206,934.21, 3,310,380.17 and 1,307,728.67 is: 1,961,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,934.21 : 3,310,380.17 = 1,307,728.67 : x
  2. Step 2: Convert to fraction form
    2,206,934.21/3,310,380.17 = 1,307,728.67/x
  3. Step 3: Cross multiply
    2,206,934.21x = 3,310,380.17 × 1,307,728.67
  4. Step 4: Simplify right side
    2,206,934.21x = 4,329,079,050,369.83
  5. Step 5: Solve for x
    x = 4,329,079,050,369.83/2,206,934.21
  6. Step 6: Final answer
    x = 1,961,580.47

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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.