Home / 4,961,906.10-7,442,859.15-2,122,305.30

Finding the Fourth Proportional to 4,961,906.10, 7,442,859.15 and 2,122,305.30

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Solution

The fourth proportional to 4,961,906.10, 7,442,859.15 and 2,122,305.30 is: 3,183,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961,906.10 : 7,442,859.15 = 2,122,305.30 : x
  2. Step 2: Convert to fraction form
    4,961,906.10/7,442,859.15 = 2,122,305.30/x
  3. Step 3: Cross multiply
    4,961,906.10x = 7,442,859.15 × 2,122,305.30
  4. Step 4: Simplify right side
    4,961,906.10x = 15,796,019,421,198.49
  5. Step 5: Solve for x
    x = 15,796,019,421,198.49/4,961,906.10
  6. Step 6: Final answer
    x = 3,183,457.95

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Double scale
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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.