Home / 3,238,170.16-4,857,245.67-1,318,629.32

Finding the Fourth Proportional to 3,238,170.16, 4,857,245.67 and 1,318,629.32

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Solution

The fourth proportional to 3,238,170.16, 4,857,245.67 and 1,318,629.32 is: 1,977,940.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,170.16 : 4,857,245.67 = 1,318,629.32 : x
  2. Step 2: Convert to fraction form
    3,238,170.16/4,857,245.67 = 1,318,629.32/x
  3. Step 3: Cross multiply
    3,238,170.16x = 4,857,245.67 × 1,318,629.32
  4. Step 4: Simplify right side
    3,238,170.16x = 6,404,906,577,391.71
  5. Step 5: Solve for x
    x = 6,404,906,577,391.71/3,238,170.16
  6. Step 6: Final answer
    x = 1,977,940.09

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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.