Home / 2,121,070.22-3,181,611.94-523,633.46

Finding the Fourth Proportional to 2,121,070.22, 3,181,611.94 and 523,633.46

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Solution

The fourth proportional to 2,121,070.22, 3,181,611.94 and 523,633.46 is: 785,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,070.22 : 3,181,611.94 = 523,633.46 : x
  2. Step 2: Convert to fraction form
    2,121,070.22/3,181,611.94 = 523,633.46/x
  3. Step 3: Cross multiply
    2,121,070.22x = 3,181,611.94 × 523,633.46
  4. Step 4: Simplify right side
    2,121,070.22x = 1,665,998,468,519.51
  5. Step 5: Solve for x
    x = 1,665,998,468,519.51/2,121,070.22
  6. Step 6: Final answer
    x = 785,451.82

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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.