Home / 1,192,941.65-1,789,689.26-394,174.77

Finding the Fourth Proportional to 1,192,941.65, 1,789,689.26 and 394,174.77

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Solution

The fourth proportional to 1,192,941.65, 1,789,689.26 and 394,174.77 is: 591,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,941.65 : 1,789,689.26 = 394,174.77 : x
  2. Step 2: Convert to fraction form
    1,192,941.65/1,789,689.26 = 394,174.77/x
  3. Step 3: Cross multiply
    1,192,941.65x = 1,789,689.26 × 394,174.77
  4. Step 4: Simplify right side
    1,192,941.65x = 705,450,346,706.07
  5. Step 5: Solve for x
    x = 705,450,346,706.07/1,192,941.65
  6. Step 6: Final answer
    x = 591,353.60

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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.