Home / 3,743,278.74-5,165,963.82-2,111,090.58

Finding the Fourth Proportional to 3,743,278.74, 5,165,963.82 and 2,111,090.58

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Solution

The fourth proportional to 3,743,278.74, 5,165,963.82 and 2,111,090.58 is: 2,913,439.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,278.74 : 5,165,963.82 = 2,111,090.58 : x
  2. Step 2: Convert to fraction form
    3,743,278.74/5,165,963.82 = 2,111,090.58/x
  3. Step 3: Cross multiply
    3,743,278.74x = 5,165,963.82 × 2,111,090.58
  4. Step 4: Simplify right side
    3,743,278.74x = 10,905,817,557,022.82
  5. Step 5: Solve for x
    x = 10,905,817,557,022.82/3,743,278.74
  6. Step 6: Final answer
    x = 2,913,439.88

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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.