Home / 1,394,183.70-2,091,567.15-447,650.10

Finding the Fourth Proportional to 1,394,183.70, 2,091,567.15 and 447,650.10

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Solution

The fourth proportional to 1,394,183.70, 2,091,567.15 and 447,650.10 is: 671,568.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,183.70 : 2,091,567.15 = 447,650.10 : x
  2. Step 2: Convert to fraction form
    1,394,183.70/2,091,567.15 = 447,650.10/x
  3. Step 3: Cross multiply
    1,394,183.70x = 2,091,567.15 × 447,650.10
  4. Step 4: Simplify right side
    1,394,183.70x = 936,290,243,854.22
  5. Step 5: Solve for x
    x = 936,290,243,854.22/1,394,183.70
  6. Step 6: Final answer
    x = 671,568.78

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1.5x scale

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.