Home / 4,857,013.55-7,285,418.57-1,618,785.63

Finding the Fourth Proportional to 4,857,013.55, 7,285,418.57 and 1,618,785.63

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Solution

The fourth proportional to 4,857,013.55, 7,285,418.57 and 1,618,785.63 is: 2,428,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,013.55 : 7,285,418.57 = 1,618,785.63 : x
  2. Step 2: Convert to fraction form
    4,857,013.55/7,285,418.57 = 1,618,785.63/x
  3. Step 3: Cross multiply
    4,857,013.55x = 7,285,418.57 × 1,618,785.63
  4. Step 4: Simplify right side
    4,857,013.55x = 11,793,530,893,698.11
  5. Step 5: Solve for x
    x = 11,793,530,893,698.11/4,857,013.55
  6. Step 6: Final answer
    x = 2,428,144.53

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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.