Home / 2,809,691.26-3,877,380.82-1,520,541.02

Finding the Fourth Proportional to 2,809,691.26, 3,877,380.82 and 1,520,541.02

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Solution

The fourth proportional to 2,809,691.26, 3,877,380.82 and 1,520,541.02 is: 2,098,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,691.26 : 3,877,380.82 = 1,520,541.02 : x
  2. Step 2: Convert to fraction form
    2,809,691.26/3,877,380.82 = 1,520,541.02/x
  3. Step 3: Cross multiply
    2,809,691.26x = 3,877,380.82 × 1,520,541.02
  4. Step 4: Simplify right side
    2,809,691.26x = 5,895,716,586,971.24
  5. Step 5: Solve for x
    x = 5,895,716,586,971.24/2,809,691.26
  6. Step 6: Final answer
    x = 2,098,350.33

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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.