Home / 3,258,997.20-4,889,662.20-1,366,318.80

Finding the Fourth Proportional to 3,258,997.20, 4,889,662.20 and 1,366,318.80

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Solution

The fourth proportional to 3,258,997.20, 4,889,662.20 and 1,366,318.80 is: 2,049,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,997.20 : 4,889,662.20 = 1,366,318.80 : x
  2. Step 2: Convert to fraction form
    3,258,997.20/4,889,662.20 = 1,366,318.80/x
  3. Step 3: Cross multiply
    3,258,997.20x = 4,889,662.20 × 1,366,318.80
  4. Step 4: Simplify right side
    3,258,997.20x = 6,680,837,389,509.36
  5. Step 5: Solve for x
    x = 6,680,837,389,509.36/3,258,997.20
  6. Step 6: Final answer
    x = 2,049,967.21

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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.