Home / 3,629,988.88-5,009,677.52-2,081,394.66

Finding the Fourth Proportional to 3,629,988.88, 5,009,677.52 and 2,081,394.66

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Solution

The fourth proportional to 3,629,988.88, 5,009,677.52 and 2,081,394.66 is: 2,872,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,988.88 : 5,009,677.52 = 2,081,394.66 : x
  2. Step 2: Convert to fraction form
    3,629,988.88/5,009,677.52 = 2,081,394.66/x
  3. Step 3: Cross multiply
    3,629,988.88x = 5,009,677.52 × 2,081,394.66
  4. Step 4: Simplify right side
    3,629,988.88x = 10,427,116,038,450.04
  5. Step 5: Solve for x
    x = 10,427,116,038,450.04/3,629,988.88
  6. Step 6: Final answer
    x = 2,872,492.56

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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.