Home / 1,451,999.62-2,003,807.85-798,653.21

Finding the Fourth Proportional to 1,451,999.62, 2,003,807.85 and 798,653.21

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Solution

The fourth proportional to 1,451,999.62, 2,003,807.85 and 798,653.21 is: 1,102,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,999.62 : 2,003,807.85 = 798,653.21 : x
  2. Step 2: Convert to fraction form
    1,451,999.62/2,003,807.85 = 798,653.21/x
  3. Step 3: Cross multiply
    1,451,999.62x = 2,003,807.85 × 798,653.21
  4. Step 4: Simplify right side
    1,451,999.62x = 1,600,347,571,625.70
  5. Step 5: Solve for x
    x = 1,600,347,571,625.70/1,451,999.62
  6. Step 6: Final answer
    x = 1,102,168.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.