Home / 3,404,189.76-5,107,834.80-1,274,439.84

Finding the Fourth Proportional to 3,404,189.76, 5,107,834.80 and 1,274,439.84

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Solution

The fourth proportional to 3,404,189.76, 5,107,834.80 and 1,274,439.84 is: 1,912,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,189.76 : 5,107,834.80 = 1,274,439.84 : x
  2. Step 2: Convert to fraction form
    3,404,189.76/5,107,834.80 = 1,274,439.84/x
  3. Step 3: Cross multiply
    3,404,189.76x = 5,107,834.80 × 1,274,439.84
  4. Step 4: Simplify right side
    3,404,189.76x = 6,509,628,165,258.43
  5. Step 5: Solve for x
    x = 6,509,628,165,258.43/3,404,189.76
  6. Step 6: Final answer
    x = 1,912,240.10

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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.