Home / 2,175,914.46-3,261,107.85-1,229,817.18

Finding the Fourth Proportional to 2,175,914.46, 3,261,107.85 and 1,229,817.18

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Solution

The fourth proportional to 2,175,914.46, 3,261,107.85 and 1,229,817.18 is: 1,843,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,914.46 : 3,261,107.85 = 1,229,817.18 : x
  2. Step 2: Convert to fraction form
    2,175,914.46/3,261,107.85 = 1,229,817.18/x
  3. Step 3: Cross multiply
    2,175,914.46x = 3,261,107.85 × 1,229,817.18
  4. Step 4: Simplify right side
    2,175,914.46x = 4,010,566,459,762.86
  5. Step 5: Solve for x
    x = 4,010,566,459,762.86/2,175,914.46
  6. Step 6: Final answer
    x = 1,843,163.66

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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.