Home / 2,220,153.96-3,327,549.12-1,081,209.45

Finding the Fourth Proportional to 2,220,153.96, 3,327,549.12 and 1,081,209.45

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Solution

The fourth proportional to 2,220,153.96, 3,327,549.12 and 1,081,209.45 is: 1,620,508.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,153.96 : 3,327,549.12 = 1,081,209.45 : x
  2. Step 2: Convert to fraction form
    2,220,153.96/3,327,549.12 = 1,081,209.45/x
  3. Step 3: Cross multiply
    2,220,153.96x = 3,327,549.12 × 1,081,209.45
  4. Step 4: Simplify right side
    2,220,153.96x = 3,597,777,553,883.18
  5. Step 5: Solve for x
    x = 3,597,777,553,883.18/2,220,153.96
  6. Step 6: Final answer
    x = 1,620,508.14

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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.