Home / 4,420,179.12-6,629,611.68-1,224,972.12

Finding the Fourth Proportional to 4,420,179.12, 6,629,611.68 and 1,224,972.12

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Solution

The fourth proportional to 4,420,179.12, 6,629,611.68 and 1,224,972.12 is: 1,837,276.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420,179.12 : 6,629,611.68 = 1,224,972.12 : x
  2. Step 2: Convert to fraction form
    4,420,179.12/6,629,611.68 = 1,224,972.12/x
  3. Step 3: Cross multiply
    4,420,179.12x = 6,629,611.68 × 1,224,972.12
  4. Step 4: Simplify right side
    4,420,179.12x = 8,121,089,474,426.36
  5. Step 5: Solve for x
    x = 8,121,089,474,426.36/4,420,179.12
  6. Step 6: Final answer
    x = 1,837,276.10

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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.