Home / 2,672,849.88-3,688,745.76-1,511,540.70

Finding the Fourth Proportional to 2,672,849.88, 3,688,745.76 and 1,511,540.70

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Solution

The fourth proportional to 2,672,849.88, 3,688,745.76 and 1,511,540.70 is: 2,086,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,849.88 : 3,688,745.76 = 1,511,540.70 : x
  2. Step 2: Convert to fraction form
    2,672,849.88/3,688,745.76 = 1,511,540.70/x
  3. Step 3: Cross multiply
    2,672,849.88x = 3,688,745.76 × 1,511,540.70
  4. Step 4: Simplify right side
    2,672,849.88x = 5,575,689,348,192.43
  5. Step 5: Solve for x
    x = 5,575,689,348,192.43/2,672,849.88
  6. Step 6: Final answer
    x = 2,086,046.58

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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.