Home / 2,711,957.82-4,043,976.28-2,687,616.51

Finding the Fourth Proportional to 2,711,957.82, 4,043,976.28 and 2,687,616.51

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Solution

The fourth proportional to 2,711,957.82, 4,043,976.28 and 2,687,616.51 is: 4,007,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711,957.82 : 4,043,976.28 = 2,687,616.51 : x
  2. Step 2: Convert to fraction form
    2,711,957.82/4,043,976.28 = 2,687,616.51/x
  3. Step 3: Cross multiply
    2,711,957.82x = 4,043,976.28 × 2,687,616.51
  4. Step 4: Simplify right side
    2,711,957.82x = 10,868,657,416,176.38
  5. Step 5: Solve for x
    x = 10,868,657,416,176.38/2,711,957.82
  6. Step 6: Final answer
    x = 4,007,679.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.