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Finding the Fourth Proportional to 4,489,226.92, 6,736,523.10 and 1,649,626.12

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Solution

The fourth proportional to 4,489,226.92, 6,736,523.10 and 1,649,626.12 is: 2,475,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489,226.92 : 6,736,523.10 = 1,649,626.12 : x
  2. Step 2: Convert to fraction form
    4,489,226.92/6,736,523.10 = 1,649,626.12/x
  3. Step 3: Cross multiply
    4,489,226.92x = 6,736,523.10 × 1,649,626.12
  4. Step 4: Simplify right side
    4,489,226.92x = 11,112,744,463,743.37
  5. Step 5: Solve for x
    x = 11,112,744,463,743.37/4,489,226.92
  6. Step 6: Final answer
    x = 2,475,424.98

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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.