Home / 5,486,487.90-8,228,408.31-2,289,881.22

Finding the Fourth Proportional to 5,486,487.90, 8,228,408.31 and 2,289,881.22

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Solution

The fourth proportional to 5,486,487.90, 8,228,408.31 and 2,289,881.22 is: 3,434,269.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,487.90 : 8,228,408.31 = 2,289,881.22 : x
  2. Step 2: Convert to fraction form
    5,486,487.90/8,228,408.31 = 2,289,881.22/x
  3. Step 3: Cross multiply
    5,486,487.90x = 8,228,408.31 × 2,289,881.22
  4. Step 4: Simplify right side
    5,486,487.90x = 18,842,077,659,560.94
  5. Step 5: Solve for x
    x = 18,842,077,659,560.94/5,486,487.90
  6. Step 6: Final answer
    x = 3,434,269.43

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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.