Home / 2,994,468.30-4,491,702.45-864,621.90

Finding the Fourth Proportional to 2,994,468.30, 4,491,702.45 and 864,621.90

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Solution

The fourth proportional to 2,994,468.30, 4,491,702.45 and 864,621.90 is: 1,296,932.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,468.30 : 4,491,702.45 = 864,621.90 : x
  2. Step 2: Convert to fraction form
    2,994,468.30/4,491,702.45 = 864,621.90/x
  3. Step 3: Cross multiply
    2,994,468.30x = 4,491,702.45 × 864,621.90
  4. Step 4: Simplify right side
    2,994,468.30x = 3,883,624,306,553.66
  5. Step 5: Solve for x
    x = 3,883,624,306,553.66/2,994,468.30
  6. Step 6: Final answer
    x = 1,296,932.85

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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.