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Finding the Fourth Proportional to 2,999,728, 4,499,608 and 1,226,800

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Solution

The fourth proportional to 2,999,728, 4,499,608 and 1,226,800 is: 1,840,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,728 : 4,499,608 = 1,226,800 : x
  2. Step 2: Convert to fraction form
    2,999,728/4,499,608 = 1,226,800/x
  3. Step 3: Cross multiply
    2,999,728x = 4,499,608 × 1,226,800
  4. Step 4: Simplify right side
    2,999,728x = 5,520,119,094,400
  5. Step 5: Solve for x
    x = 5,520,119,094,400/2,999,728
  6. Step 6: Final answer
    x = 1,840,206.54

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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.