Home / 1,258,791.96-1,737,776.20-853,037.56

Finding the Fourth Proportional to 1,258,791.96, 1,737,776.20 and 853,037.56

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Solution

The fourth proportional to 1,258,791.96, 1,737,776.20 and 853,037.56 is: 1,177,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,791.96 : 1,737,776.20 = 853,037.56 : x
  2. Step 2: Convert to fraction form
    1,258,791.96/1,737,776.20 = 853,037.56/x
  3. Step 3: Cross multiply
    1,258,791.96x = 1,737,776.20 × 853,037.56
  4. Step 4: Simplify right side
    1,258,791.96x = 1,482,388,369,474.07
  5. Step 5: Solve for x
    x = 1,482,388,369,474.07/1,258,791.96
  6. Step 6: Final answer
    x = 1,177,627.77

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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.