Home / 3,958,372.17-5,462,530.78-2,147,497.29

Finding the Fourth Proportional to 3,958,372.17, 5,462,530.78 and 2,147,497.29

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Solution

The fourth proportional to 3,958,372.17, 5,462,530.78 and 2,147,497.29 is: 2,963,533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,372.17 : 5,462,530.78 = 2,147,497.29 : x
  2. Step 2: Convert to fraction form
    3,958,372.17/5,462,530.78 = 2,147,497.29/x
  3. Step 3: Cross multiply
    3,958,372.17x = 5,462,530.78 × 2,147,497.29
  4. Step 4: Simplify right side
    3,958,372.17x = 11,730,770,046,591.59
  5. Step 5: Solve for x
    x = 11,730,770,046,591.59/3,958,372.17
  6. Step 6: Final answer
    x = 2,963,533.88

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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.