Home / 3,408,781.80-4,702,135.50-2,184,652.20

Finding the Fourth Proportional to 3,408,781.80, 4,702,135.50 and 2,184,652.20

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Solution

The fourth proportional to 3,408,781.80, 4,702,135.50 and 2,184,652.20 is: 3,013,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,781.80 : 4,702,135.50 = 2,184,652.20 : x
  2. Step 2: Convert to fraction form
    3,408,781.80/4,702,135.50 = 2,184,652.20/x
  3. Step 3: Cross multiply
    3,408,781.80x = 4,702,135.50 × 2,184,652.20
  4. Step 4: Simplify right side
    3,408,781.80x = 10,272,530,664,773.10
  5. Step 5: Solve for x
    x = 10,272,530,664,773.10/3,408,781.80
  6. Step 6: Final answer
    x = 3,013,548.91

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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.