Home / 2,769,003.18-3,821,416.08-1,545,546.78

Finding the Fourth Proportional to 2,769,003.18, 3,821,416.08 and 1,545,546.78

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Solution

The fourth proportional to 2,769,003.18, 3,821,416.08 and 1,545,546.78 is: 2,132,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,003.18 : 3,821,416.08 = 1,545,546.78 : x
  2. Step 2: Convert to fraction form
    2,769,003.18/3,821,416.08 = 1,545,546.78/x
  3. Step 3: Cross multiply
    2,769,003.18x = 3,821,416.08 × 1,545,546.78
  4. Step 4: Simplify right side
    2,769,003.18x = 5,906,177,317,484.22
  5. Step 5: Solve for x
    x = 5,906,177,317,484.22/2,769,003.18
  6. Step 6: Final answer
    x = 2,132,961.55

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1.5x scale

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.