Home / 2,102,728.15-3,154,091.88-505,291.24

Finding the Fourth Proportional to 2,102,728.15, 3,154,091.88 and 505,291.24

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Solution

The fourth proportional to 2,102,728.15, 3,154,091.88 and 505,291.24 is: 757,936.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,728.15 : 3,154,091.88 = 505,291.24 : x
  2. Step 2: Convert to fraction form
    2,102,728.15/3,154,091.88 = 505,291.24/x
  3. Step 3: Cross multiply
    2,102,728.15x = 3,154,091.88 × 505,291.24
  4. Step 4: Simplify right side
    2,102,728.15x = 1,593,734,997,119.13
  5. Step 5: Solve for x
    x = 1,593,734,997,119.13/2,102,728.15
  6. Step 6: Final answer
    x = 757,936.78

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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.