Home / 3,955,017-5,457,923.46-2,144,181

Finding the Fourth Proportional to 3,955,017, 5,457,923.46 and 2,144,181

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Solution

The fourth proportional to 3,955,017, 5,457,923.46 and 2,144,181 is: 2,958,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,017 : 5,457,923.46 = 2,144,181 : x
  2. Step 2: Convert to fraction form
    3,955,017/5,457,923.46 = 2,144,181/x
  3. Step 3: Cross multiply
    3,955,017x = 5,457,923.46 × 2,144,181
  4. Step 4: Simplify right side
    3,955,017x = 11,702,775,782,386.26
  5. Step 5: Solve for x
    x = 11,702,775,782,386.26/3,955,017
  6. Step 6: Final answer
    x = 2,958,969.78

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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.