Home / 3,125,111.87-4,711,091.17-2,916,791.16

Finding the Fourth Proportional to 3,125,111.87, 4,711,091.17 and 2,916,791.16

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Solution

The fourth proportional to 3,125,111.87, 4,711,091.17 and 2,916,791.16 is: 4,397,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,111.87 : 4,711,091.17 = 2,916,791.16 : x
  2. Step 2: Convert to fraction form
    3,125,111.87/4,711,091.17 = 2,916,791.16/x
  3. Step 3: Cross multiply
    3,125,111.87x = 4,711,091.17 × 2,916,791.16
  4. Step 4: Simplify right side
    3,125,111.87x = 13,741,269,071,318.08
  5. Step 5: Solve for x
    x = 13,741,269,071,318.08/3,125,111.87
  6. Step 6: Final answer
    x = 4,397,048.69

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.