Home / 2,279,681.70-3,419,085.15-682,296.90

Finding the Fourth Proportional to 2,279,681.70, 3,419,085.15 and 682,296.90

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Solution

The fourth proportional to 2,279,681.70, 3,419,085.15 and 682,296.90 is: 1,023,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,681.70 : 3,419,085.15 = 682,296.90 : x
  2. Step 2: Convert to fraction form
    2,279,681.70/3,419,085.15 = 682,296.90/x
  3. Step 3: Cross multiply
    2,279,681.70x = 3,419,085.15 × 682,296.90
  4. Step 4: Simplify right side
    2,279,681.70x = 2,332,831,198,681.04
  5. Step 5: Solve for x
    x = 2,332,831,198,681.04/2,279,681.70
  6. Step 6: Final answer
    x = 1,023,314.44

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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.