Home / 1,456,486.68-2,179,131.30-887,764.62

Finding the Fourth Proportional to 1,456,486.68, 2,179,131.30 and 887,764.62

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Solution

The fourth proportional to 1,456,486.68, 2,179,131.30 and 887,764.62 is: 1,328,234.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,486.68 : 2,179,131.30 = 887,764.62 : x
  2. Step 2: Convert to fraction form
    1,456,486.68/2,179,131.30 = 887,764.62/x
  3. Step 3: Cross multiply
    1,456,486.68x = 2,179,131.30 × 887,764.62
  4. Step 4: Simplify right side
    1,456,486.68x = 1,934,555,670,474.61
  5. Step 5: Solve for x
    x = 1,934,555,670,474.61/1,456,486.68
  6. Step 6: Final answer
    x = 1,328,234.37

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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.