Home / 2,112,224.75-3,167,071.83-672,286.17

Finding the Fourth Proportional to 2,112,224.75, 3,167,071.83 and 672,286.17

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Solution

The fourth proportional to 2,112,224.75, 3,167,071.83 and 672,286.17 is: 1,008,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,224.75 : 3,167,071.83 = 672,286.17 : x
  2. Step 2: Convert to fraction form
    2,112,224.75/3,167,071.83 = 672,286.17/x
  3. Step 3: Cross multiply
    2,112,224.75x = 3,167,071.83 × 672,286.17
  4. Step 4: Simplify right side
    2,112,224.75x = 2,129,178,590,705.59
  5. Step 5: Solve for x
    x = 2,129,178,590,705.59/2,112,224.75
  6. Step 6: Final answer
    x = 1,008,026.53

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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.