Home / 1,396,091.60-2,094,465.40-449,426.80

Finding the Fourth Proportional to 1,396,091.60, 2,094,465.40 and 449,426.80

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Solution

The fourth proportional to 1,396,091.60, 2,094,465.40 and 449,426.80 is: 674,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,091.60 : 2,094,465.40 = 449,426.80 : x
  2. Step 2: Convert to fraction form
    1,396,091.60/2,094,465.40 = 449,426.80/x
  3. Step 3: Cross multiply
    1,396,091.60x = 2,094,465.40 × 449,426.80
  4. Step 4: Simplify right side
    1,396,091.60x = 941,308,882,432.72
  5. Step 5: Solve for x
    x = 941,308,882,432.72/1,396,091.60
  6. Step 6: Final answer
    x = 674,245.79

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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.