Home / 2,809,687.53-3,877,375.69-1,520,537.30

Finding the Fourth Proportional to 2,809,687.53, 3,877,375.69 and 1,520,537.30

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Solution

The fourth proportional to 2,809,687.53, 3,877,375.69 and 1,520,537.30 is: 2,098,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,687.53 : 3,877,375.69 = 1,520,537.30 : x
  2. Step 2: Convert to fraction form
    2,809,687.53/3,877,375.69 = 1,520,537.30/x
  3. Step 3: Cross multiply
    2,809,687.53x = 3,877,375.69 × 1,520,537.30
  4. Step 4: Simplify right side
    2,809,687.53x = 5,895,694,351,259.17
  5. Step 5: Solve for x
    x = 5,895,694,351,259.17/2,809,687.53
  6. Step 6: Final answer
    x = 2,098,345.20

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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.