Home / 3,091,286.25-4,265,975.03-1,802,180.97

Finding the Fourth Proportional to 3,091,286.25, 4,265,975.03 and 1,802,180.97

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Solution

The fourth proportional to 3,091,286.25, 4,265,975.03 and 1,802,180.97 is: 2,487,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,286.25 : 4,265,975.03 = 1,802,180.97 : x
  2. Step 2: Convert to fraction form
    3,091,286.25/4,265,975.03 = 1,802,180.97/x
  3. Step 3: Cross multiply
    3,091,286.25x = 4,265,975.03 × 1,802,180.97
  4. Step 4: Simplify right side
    3,091,286.25x = 7,688,059,008,550.28
  5. Step 5: Solve for x
    x = 7,688,059,008,550.28/3,091,286.25
  6. Step 6: Final answer
    x = 2,487,009.74

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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.