Home / 2,603,521.45-3,906,310.11-806,545.09

Finding the Fourth Proportional to 2,603,521.45, 3,906,310.11 and 806,545.09

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Solution

The fourth proportional to 2,603,521.45, 3,906,310.11 and 806,545.09 is: 1,210,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,521.45 : 3,906,310.11 = 806,545.09 : x
  2. Step 2: Convert to fraction form
    2,603,521.45/3,906,310.11 = 806,545.09/x
  3. Step 3: Cross multiply
    2,603,521.45x = 3,906,310.11 × 806,545.09
  4. Step 4: Simplify right side
    2,603,521.45x = 3,150,615,239,237.86
  5. Step 5: Solve for x
    x = 3,150,615,239,237.86/2,603,521.45
  6. Step 6: Final answer
    x = 1,210,136.08

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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.