Home / 1,213,496.38-1,819,771.49-454,923.93

Finding the Fourth Proportional to 1,213,496.38, 1,819,771.49 and 454,923.93

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Solution

The fourth proportional to 1,213,496.38, 1,819,771.49 and 454,923.93 is: 682,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,496.38 : 1,819,771.49 = 454,923.93 : x
  2. Step 2: Convert to fraction form
    1,213,496.38/1,819,771.49 = 454,923.93/x
  3. Step 3: Cross multiply
    1,213,496.38x = 1,819,771.49 × 454,923.93
  4. Step 4: Simplify right side
    1,213,496.38x = 827,857,605,894.21
  5. Step 5: Solve for x
    x = 827,857,605,894.21/1,213,496.38
  6. Step 6: Final answer
    x = 682,208.55

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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.