Home / 3,629,996.88-5,009,688.56-2,081,402.68

Finding the Fourth Proportional to 3,629,996.88, 5,009,688.56 and 2,081,402.68

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Solution

The fourth proportional to 3,629,996.88, 5,009,688.56 and 2,081,402.68 is: 2,872,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,996.88 : 5,009,688.56 = 2,081,402.68 : x
  2. Step 2: Convert to fraction form
    3,629,996.88/5,009,688.56 = 2,081,402.68/x
  3. Step 3: Cross multiply
    3,629,996.88x = 5,009,688.56 × 2,081,402.68
  4. Step 4: Simplify right side
    3,629,996.88x = 10,427,179,194,749.34
  5. Step 5: Solve for x
    x = 10,427,179,194,749.34/3,629,996.88
  6. Step 6: Final answer
    x = 2,872,503.62

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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.