Home / 3,689,021.82-5,090,859.15-2,057,534.87

Finding the Fourth Proportional to 3,689,021.82, 5,090,859.15 and 2,057,534.87

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Solution

The fourth proportional to 3,689,021.82, 5,090,859.15 and 2,057,534.87 is: 2,839,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,021.82 : 5,090,859.15 = 2,057,534.87 : x
  2. Step 2: Convert to fraction form
    3,689,021.82/5,090,859.15 = 2,057,534.87/x
  3. Step 3: Cross multiply
    3,689,021.82x = 5,090,859.15 × 2,057,534.87
  4. Step 4: Simplify right side
    3,689,021.82x = 10,474,620,193,929.27
  5. Step 5: Solve for x
    x = 10,474,620,193,929.27/3,689,021.82
  6. Step 6: Final answer
    x = 2,839,403.15

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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.