Home / 2,221,620.62-3,331,742.02-801,492.17

Finding the Fourth Proportional to 2,221,620.62, 3,331,742.02 and 801,492.17

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Solution

The fourth proportional to 2,221,620.62, 3,331,742.02 and 801,492.17 is: 1,201,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,620.62 : 3,331,742.02 = 801,492.17 : x
  2. Step 2: Convert to fraction form
    2,221,620.62/3,331,742.02 = 801,492.17/x
  3. Step 3: Cross multiply
    2,221,620.62x = 3,331,742.02 × 801,492.17
  4. Step 4: Simplify right side
    2,221,620.62x = 2,670,365,122,827.54
  5. Step 5: Solve for x
    x = 2,670,365,122,827.54/2,221,620.62
  6. Step 6: Final answer
    x = 1,201,989.71

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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.