Home / 2,137,761.45-3,206,642.54-540,329.13

Finding the Fourth Proportional to 2,137,761.45, 3,206,642.54 and 540,329.13

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Solution

The fourth proportional to 2,137,761.45, 3,206,642.54 and 540,329.13 is: 810,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,761.45 : 3,206,642.54 = 540,329.13 : x
  2. Step 2: Convert to fraction form
    2,137,761.45/3,206,642.54 = 540,329.13/x
  3. Step 3: Cross multiply
    2,137,761.45x = 3,206,642.54 × 540,329.13
  4. Step 4: Simplify right side
    2,137,761.45x = 1,732,642,371,157.54
  5. Step 5: Solve for x
    x = 1,732,642,371,157.54/2,137,761.45
  6. Step 6: Final answer
    x = 810,493.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.