Home / 1,189,496.19-1,641,113.85-673,198.80

Finding the Fourth Proportional to 1,189,496.19, 1,641,113.85 and 673,198.80

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Solution

The fourth proportional to 1,189,496.19, 1,641,113.85 and 673,198.80 is: 928,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,496.19 : 1,641,113.85 = 673,198.80 : x
  2. Step 2: Convert to fraction form
    1,189,496.19/1,641,113.85 = 673,198.80/x
  3. Step 3: Cross multiply
    1,189,496.19x = 1,641,113.85 × 673,198.80
  4. Step 4: Simplify right side
    1,189,496.19x = 1,104,795,874,483.38
  5. Step 5: Solve for x
    x = 1,104,795,874,483.38/1,189,496.19
  6. Step 6: Final answer
    x = 928,793.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.