Home / 2,728,385.04-4,091,879.23-808,847.38

Finding the Fourth Proportional to 2,728,385.04, 4,091,879.23 and 808,847.38

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Solution

The fourth proportional to 2,728,385.04, 4,091,879.23 and 808,847.38 is: 1,213,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,385.04 : 4,091,879.23 = 808,847.38 : x
  2. Step 2: Convert to fraction form
    2,728,385.04/4,091,879.23 = 808,847.38/x
  3. Step 3: Cross multiply
    2,728,385.04x = 4,091,879.23 × 808,847.38
  4. Step 4: Simplify right side
    2,728,385.04x = 3,309,705,794,461.92
  5. Step 5: Solve for x
    x = 3,309,705,794,461.92/2,728,385.04
  6. Step 6: Final answer
    x = 1,213,064.05

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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.