Home / 2,263,739.60-3,395,240.21-665,928.95

Finding the Fourth Proportional to 2,263,739.60, 3,395,240.21 and 665,928.95

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Solution

The fourth proportional to 2,263,739.60, 3,395,240.21 and 665,928.95 is: 998,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,739.60 : 3,395,240.21 = 665,928.95 : x
  2. Step 2: Convert to fraction form
    2,263,739.60/3,395,240.21 = 665,928.95/x
  3. Step 3: Cross multiply
    2,263,739.60x = 3,395,240.21 × 665,928.95
  4. Step 4: Simplify right side
    2,263,739.60x = 2,260,988,732,731.70
  5. Step 5: Solve for x
    x = 2,260,988,732,731.70/2,263,739.60
  6. Step 6: Final answer
    x = 998,784.81

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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.