Home / 2,809,687.44-3,877,375.56-1,520,537.21

Finding the Fourth Proportional to 2,809,687.44, 3,877,375.56 and 1,520,537.21

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Solution

The fourth proportional to 2,809,687.44, 3,877,375.56 and 1,520,537.21 is: 2,098,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,687.44 : 3,877,375.56 = 1,520,537.21 : x
  2. Step 2: Convert to fraction form
    2,809,687.44/3,877,375.56 = 1,520,537.21/x
  3. Step 3: Cross multiply
    2,809,687.44x = 3,877,375.56 × 1,520,537.21
  4. Step 4: Simplify right side
    2,809,687.44x = 5,895,693,796,737.71
  5. Step 5: Solve for x
    x = 5,895,693,796,737.71/2,809,687.44
  6. Step 6: Final answer
    x = 2,098,345.07

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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.