Home / 2,137,763.70-3,206,645.91-540,331.38

Finding the Fourth Proportional to 2,137,763.70, 3,206,645.91 and 540,331.38

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Solution

The fourth proportional to 2,137,763.70, 3,206,645.91 and 540,331.38 is: 810,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,763.70 : 3,206,645.91 = 540,331.38 : x
  2. Step 2: Convert to fraction form
    2,137,763.70/3,206,645.91 = 540,331.38/x
  3. Step 3: Cross multiply
    2,137,763.70x = 3,206,645.91 × 540,331.38
  4. Step 4: Simplify right side
    2,137,763.70x = 1,732,651,409,721.66
  5. Step 5: Solve for x
    x = 1,732,651,409,721.66/2,137,763.70
  6. Step 6: Final answer
    x = 810,497.16

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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.