Home / 1,246,988.54-1,870,736.14-394,193.41

Finding the Fourth Proportional to 1,246,988.54, 1,870,736.14 and 394,193.41

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Solution

The fourth proportional to 1,246,988.54, 1,870,736.14 and 394,193.41 is: 591,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,988.54 : 1,870,736.14 = 394,193.41 : x
  2. Step 2: Convert to fraction form
    1,246,988.54/1,870,736.14 = 394,193.41/x
  3. Step 3: Cross multiply
    1,246,988.54x = 1,870,736.14 × 394,193.41
  4. Step 4: Simplify right side
    1,246,988.54x = 737,431,858,236.84
  5. Step 5: Solve for x
    x = 737,431,858,236.84/1,246,988.54
  6. Step 6: Final answer
    x = 591,370.20

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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.