Home / 3,629,984.97-5,009,672.12-2,081,390.74

Finding the Fourth Proportional to 3,629,984.97, 5,009,672.12 and 2,081,390.74

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Solution

The fourth proportional to 3,629,984.97, 5,009,672.12 and 2,081,390.74 is: 2,872,487.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,984.97 : 5,009,672.12 = 2,081,390.74 : x
  2. Step 2: Convert to fraction form
    3,629,984.97/5,009,672.12 = 2,081,390.74/x
  3. Step 3: Cross multiply
    3,629,984.97x = 5,009,672.12 × 2,081,390.74
  4. Step 4: Simplify right side
    3,629,984.97x = 10,427,085,161,004.17
  5. Step 5: Solve for x
    x = 10,427,085,161,004.17/3,629,984.97
  6. Step 6: Final answer
    x = 2,872,487.14

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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.