Home / 2,230,601.40-3,078,237.60-1,263,910.68

Finding the Fourth Proportional to 2,230,601.40, 3,078,237.60 and 1,263,910.68

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Solution

The fourth proportional to 2,230,601.40, 3,078,237.60 and 1,263,910.68 is: 1,744,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,601.40 : 3,078,237.60 = 1,263,910.68 : x
  2. Step 2: Convert to fraction form
    2,230,601.40/3,078,237.60 = 1,263,910.68/x
  3. Step 3: Cross multiply
    2,230,601.40x = 3,078,237.60 × 1,263,910.68
  4. Step 4: Simplify right side
    2,230,601.40x = 3,890,617,378,217.57
  5. Step 5: Solve for x
    x = 3,890,617,378,217.57/2,230,601.40
  6. Step 6: Final answer
    x = 1,744,201.08

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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.