Home / 1,104,140.43-1,656,560.57-394,152.75

Finding the Fourth Proportional to 1,104,140.43, 1,656,560.57 and 394,152.75

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Solution

The fourth proportional to 1,104,140.43, 1,656,560.57 and 394,152.75 is: 591,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,140.43 : 1,656,560.57 = 394,152.75 : x
  2. Step 2: Convert to fraction form
    1,104,140.43/1,656,560.57 = 394,152.75/x
  3. Step 3: Cross multiply
    1,104,140.43x = 1,656,560.57 × 394,152.75
  4. Step 4: Simplify right side
    1,104,140.43x = 652,937,902,236.30
  5. Step 5: Solve for x
    x = 652,937,902,236.30/1,104,140.43
  6. Step 6: Final answer
    x = 591,354.04

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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.