Home / 3,969,318-5,477,493.42-2,250,554.64

Finding the Fourth Proportional to 3,969,318, 5,477,493.42 and 2,250,554.64

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Solution

The fourth proportional to 3,969,318, 5,477,493.42 and 2,250,554.64 is: 3,105,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,318 : 5,477,493.42 = 2,250,554.64 : x
  2. Step 2: Convert to fraction form
    3,969,318/5,477,493.42 = 2,250,554.64/x
  3. Step 3: Cross multiply
    3,969,318x = 5,477,493.42 × 2,250,554.64
  4. Step 4: Simplify right side
    3,969,318x = 12,327,398,231,950.47
  5. Step 5: Solve for x
    x = 12,327,398,231,950.47/3,969,318
  6. Step 6: Final answer
    x = 3,105,671.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.