Home / 3,240,349.56-4,861,213.20-1,109,861.64

Finding the Fourth Proportional to 3,240,349.56, 4,861,213.20 and 1,109,861.64

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Solution

The fourth proportional to 3,240,349.56, 4,861,213.20 and 1,109,861.64 is: 1,665,028.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,349.56 : 4,861,213.20 = 1,109,861.64 : x
  2. Step 2: Convert to fraction form
    3,240,349.56/4,861,213.20 = 1,109,861.64/x
  3. Step 3: Cross multiply
    3,240,349.56x = 4,861,213.20 × 1,109,861.64
  4. Step 4: Simplify right side
    3,240,349.56x = 5,395,274,054,541.65
  5. Step 5: Solve for x
    x = 5,395,274,054,541.65/3,240,349.56
  6. Step 6: Final answer
    x = 1,665,028.40

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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.