Home / 2,661,998.45-3,673,557.77-1,438,304.31

Finding the Fourth Proportional to 2,661,998.45, 3,673,557.77 and 1,438,304.31

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Solution

The fourth proportional to 2,661,998.45, 3,673,557.77 and 1,438,304.31 is: 1,984,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,998.45 : 3,673,557.77 = 1,438,304.31 : x
  2. Step 2: Convert to fraction form
    2,661,998.45/3,673,557.77 = 1,438,304.31/x
  3. Step 3: Cross multiply
    2,661,998.45x = 3,673,557.77 × 1,438,304.31
  4. Step 4: Simplify right side
    2,661,998.45x = 5,283,693,966,433.47
  5. Step 5: Solve for x
    x = 5,283,693,966,433.47/2,661,998.45
  6. Step 6: Final answer
    x = 1,984,859.90

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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.