Home / 2,212,879.20-3,314,653.20-1,839,631.20

Finding the Fourth Proportional to 2,212,879.20, 3,314,653.20 and 1,839,631.20

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Solution

The fourth proportional to 2,212,879.20, 3,314,653.20 and 1,839,631.20 is: 2,755,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,879.20 : 3,314,653.20 = 1,839,631.20 : x
  2. Step 2: Convert to fraction form
    2,212,879.20/3,314,653.20 = 1,839,631.20/x
  3. Step 3: Cross multiply
    2,212,879.20x = 3,314,653.20 × 1,839,631.20
  4. Step 4: Simplify right side
    2,212,879.20x = 6,097,739,443,899.84
  5. Step 5: Solve for x
    x = 6,097,739,443,899.84/2,212,879.20
  6. Step 6: Final answer
    x = 2,755,568.15

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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.