Home / 4,790,467.20-7,185,700.80-1,949,116.80

Finding the Fourth Proportional to 4,790,467.20, 7,185,700.80 and 1,949,116.80

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Solution

The fourth proportional to 4,790,467.20, 7,185,700.80 and 1,949,116.80 is: 2,923,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,467.20 : 7,185,700.80 = 1,949,116.80 : x
  2. Step 2: Convert to fraction form
    4,790,467.20/7,185,700.80 = 1,949,116.80/x
  3. Step 3: Cross multiply
    4,790,467.20x = 7,185,700.80 × 1,949,116.80
  4. Step 4: Simplify right side
    4,790,467.20x = 14,005,770,149,053.44
  5. Step 5: Solve for x
    x = 14,005,770,149,053.44/4,790,467.20
  6. Step 6: Final answer
    x = 2,923,675.20

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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.