Home / 3,389,310-5,083,960.32-864,965.16

Finding the Fourth Proportional to 3,389,310, 5,083,960.32 and 864,965.16

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Solution

The fourth proportional to 3,389,310, 5,083,960.32 and 864,965.16 is: 1,297,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,310 : 5,083,960.32 = 864,965.16 : x
  2. Step 2: Convert to fraction form
    3,389,310/5,083,960.32 = 864,965.16/x
  3. Step 3: Cross multiply
    3,389,310x = 5,083,960.32 × 864,965.16
  4. Step 4: Simplify right side
    3,389,310x = 4,397,448,551,622.45
  5. Step 5: Solve for x
    x = 4,397,448,551,622.45/3,389,310
  6. Step 6: Final answer
    x = 1,297,446.55

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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.