Home / 3,821,071.72-5,273,451.12-2,852,520.16

Finding the Fourth Proportional to 3,821,071.72, 5,273,451.12 and 2,852,520.16

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Solution

The fourth proportional to 3,821,071.72, 5,273,451.12 and 2,852,520.16 is: 3,936,755.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,071.72 : 5,273,451.12 = 2,852,520.16 : x
  2. Step 2: Convert to fraction form
    3,821,071.72/5,273,451.12 = 2,852,520.16/x
  3. Step 3: Cross multiply
    3,821,071.72x = 5,273,451.12 × 2,852,520.16
  4. Step 4: Simplify right side
    3,821,071.72x = 15,042,625,632,574.58
  5. Step 5: Solve for x
    x = 15,042,625,632,574.58/3,821,071.72
  6. Step 6: Final answer
    x = 3,936,755.64

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Double scale
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1.5x scale

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.