Home / 4,474,857.80-6,715,785.90-2,078,999.30

Finding the Fourth Proportional to 4,474,857.80, 6,715,785.90 and 2,078,999.30

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Solution

The fourth proportional to 4,474,857.80, 6,715,785.90 and 2,078,999.30 is: 3,120,124.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474,857.80 : 6,715,785.90 = 2,078,999.30 : x
  2. Step 2: Convert to fraction form
    4,474,857.80/6,715,785.90 = 2,078,999.30/x
  3. Step 3: Cross multiply
    4,474,857.80x = 6,715,785.90 × 2,078,999.30
  4. Step 4: Simplify right side
    4,474,857.80x = 13,962,114,185,049.87
  5. Step 5: Solve for x
    x = 13,962,114,185,049.87/4,474,857.80
  6. Step 6: Final answer
    x = 3,120,124.66

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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.