Home / 1,135,103.40-1,702,661.16-336,391.86

Finding the Fourth Proportional to 1,135,103.40, 1,702,661.16 and 336,391.86

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Solution

The fourth proportional to 1,135,103.40, 1,702,661.16 and 336,391.86 is: 504,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,103.40 : 1,702,661.16 = 336,391.86 : x
  2. Step 2: Convert to fraction form
    1,135,103.40/1,702,661.16 = 336,391.86/x
  3. Step 3: Cross multiply
    1,135,103.40x = 1,702,661.16 × 336,391.86
  4. Step 4: Simplify right side
    1,135,103.40x = 572,761,354,562.16
  5. Step 5: Solve for x
    x = 572,761,354,562.16/1,135,103.40
  6. Step 6: Final answer
    x = 504,589.59

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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.