Home / 1,694,764.32-2,542,233.96-432,602.88

Finding the Fourth Proportional to 1,694,764.32, 2,542,233.96 and 432,602.88

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Solution

The fourth proportional to 1,694,764.32, 2,542,233.96 and 432,602.88 is: 648,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,764.32 : 2,542,233.96 = 432,602.88 : x
  2. Step 2: Convert to fraction form
    1,694,764.32/2,542,233.96 = 432,602.88/x
  3. Step 3: Cross multiply
    1,694,764.32x = 2,542,233.96 × 432,602.88
  4. Step 4: Simplify right side
    1,694,764.32x = 1,099,777,732,729.80
  5. Step 5: Solve for x
    x = 1,099,777,732,729.80/1,694,764.32
  6. Step 6: Final answer
    x = 648,926.65

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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.