Home / 2,278,333.48-3,143,974.62-1,259,671

Finding the Fourth Proportional to 2,278,333.48, 3,143,974.62 and 1,259,671

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Solution

The fourth proportional to 2,278,333.48, 3,143,974.62 and 1,259,671 is: 1,738,276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,333.48 : 3,143,974.62 = 1,259,671 : x
  2. Step 2: Convert to fraction form
    2,278,333.48/3,143,974.62 = 1,259,671/x
  3. Step 3: Cross multiply
    2,278,333.48x = 3,143,974.62 × 1,259,671
  4. Step 4: Simplify right side
    2,278,333.48x = 3,960,373,653,550.02
  5. Step 5: Solve for x
    x = 3,960,373,653,550.02/2,278,333.48
  6. Step 6: Final answer
    x = 1,738,276.55

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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.