Home / 3,299,486.80-4,949,230.20-1,405,982.20

Finding the Fourth Proportional to 3,299,486.80, 4,949,230.20 and 1,405,982.20

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Solution

The fourth proportional to 3,299,486.80, 4,949,230.20 and 1,405,982.20 is: 2,108,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299,486.80 : 4,949,230.20 = 1,405,982.20 : x
  2. Step 2: Convert to fraction form
    3,299,486.80/4,949,230.20 = 1,405,982.20/x
  3. Step 3: Cross multiply
    3,299,486.80x = 4,949,230.20 × 1,405,982.20
  4. Step 4: Simplify right side
    3,299,486.80x = 6,958,529,564,902.44
  5. Step 5: Solve for x
    x = 6,958,529,564,902.44/3,299,486.80
  6. Step 6: Final answer
    x = 2,108,973.30

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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.