Home / 2,486,252.55-3,731,371.73-1,288,517.29

Finding the Fourth Proportional to 2,486,252.55, 3,731,371.73 and 1,288,517.29

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Solution

The fourth proportional to 2,486,252.55, 3,731,371.73 and 1,288,517.29 is: 1,933,808.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,252.55 : 3,731,371.73 = 1,288,517.29 : x
  2. Step 2: Convert to fraction form
    2,486,252.55/3,731,371.73 = 1,288,517.29/x
  3. Step 3: Cross multiply
    2,486,252.55x = 3,731,371.73 × 1,288,517.29
  4. Step 4: Simplify right side
    2,486,252.55x = 4,807,936,989,522.21
  5. Step 5: Solve for x
    x = 4,807,936,989,522.21/2,486,252.55
  6. Step 6: Final answer
    x = 1,933,808.77

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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.