Home / 3,116,591.40-4,675,761.90-1,519,206.60

Finding the Fourth Proportional to 3,116,591.40, 4,675,761.90 and 1,519,206.60

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Solution

The fourth proportional to 3,116,591.40, 4,675,761.90 and 1,519,206.60 is: 2,279,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,591.40 : 4,675,761.90 = 1,519,206.60 : x
  2. Step 2: Convert to fraction form
    3,116,591.40/4,675,761.90 = 1,519,206.60/x
  3. Step 3: Cross multiply
    3,116,591.40x = 4,675,761.90 × 1,519,206.60
  4. Step 4: Simplify right side
    3,116,591.40x = 7,103,448,338,508.54
  5. Step 5: Solve for x
    x = 7,103,448,338,508.54/3,116,591.40
  6. Step 6: Final answer
    x = 2,279,236.33

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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.