Home / 2,275,380.79-3,413,580.27-855,449.17

Finding the Fourth Proportional to 2,275,380.79, 3,413,580.27 and 855,449.17

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Solution

The fourth proportional to 2,275,380.79, 3,413,580.27 and 855,449.17 is: 1,283,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,380.79 : 3,413,580.27 = 855,449.17 : x
  2. Step 2: Convert to fraction form
    2,275,380.79/3,413,580.27 = 855,449.17/x
  3. Step 3: Cross multiply
    2,275,380.79x = 3,413,580.27 × 855,449.17
  4. Step 4: Simplify right side
    2,275,380.79x = 2,920,144,408,699.88
  5. Step 5: Solve for x
    x = 2,920,144,408,699.88/2,275,380.79
  6. Step 6: Final answer
    x = 1,283,365.15

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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.