Home / 2,186,481.60-3,017,324.12-1,206,429.59

Finding the Fourth Proportional to 2,186,481.60, 3,017,324.12 and 1,206,429.59

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Solution

The fourth proportional to 2,186,481.60, 3,017,324.12 and 1,206,429.59 is: 1,664,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,481.60 : 3,017,324.12 = 1,206,429.59 : x
  2. Step 2: Convert to fraction form
    2,186,481.60/3,017,324.12 = 1,206,429.59/x
  3. Step 3: Cross multiply
    2,186,481.60x = 3,017,324.12 × 1,206,429.59
  4. Step 4: Simplify right side
    2,186,481.60x = 3,640,189,102,499.87
  5. Step 5: Solve for x
    x = 3,640,189,102,499.87/2,186,481.60
  6. Step 6: Final answer
    x = 1,664,861.53

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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.