Home / 2,511,245.82-3,766,465.17-689,185.07

Finding the Fourth Proportional to 2,511,245.82, 3,766,465.17 and 689,185.07

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Solution

The fourth proportional to 2,511,245.82, 3,766,465.17 and 689,185.07 is: 1,033,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,245.82 : 3,766,465.17 = 689,185.07 : x
  2. Step 2: Convert to fraction form
    2,511,245.82/3,766,465.17 = 689,185.07/x
  3. Step 3: Cross multiply
    2,511,245.82x = 3,766,465.17 × 689,185.07
  4. Step 4: Simplify right side
    2,511,245.82x = 2,595,791,543,006.69
  5. Step 5: Solve for x
    x = 2,595,791,543,006.69/2,511,245.82
  6. Step 6: Final answer
    x = 1,033,666.84

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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.