Home / 2,815,629.84-4,222,394.88-1,467,213.12

Finding the Fourth Proportional to 2,815,629.84, 4,222,394.88 and 1,467,213.12

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Solution

The fourth proportional to 2,815,629.84, 4,222,394.88 and 1,467,213.12 is: 2,200,272.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,629.84 : 4,222,394.88 = 1,467,213.12 : x
  2. Step 2: Convert to fraction form
    2,815,629.84/4,222,394.88 = 1,467,213.12/x
  3. Step 3: Cross multiply
    2,815,629.84x = 4,222,394.88 × 1,467,213.12
  4. Step 4: Simplify right side
    2,815,629.84x = 6,195,153,165,756.83
  5. Step 5: Solve for x
    x = 6,195,153,165,756.83/2,815,629.84
  6. Step 6: Final answer
    x = 2,200,272.59

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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.