Home / 3,738,165-5,158,663.74-2,019,285.24

Finding the Fourth Proportional to 3,738,165, 5,158,663.74 and 2,019,285.24

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Solution

The fourth proportional to 3,738,165, 5,158,663.74 and 2,019,285.24 is: 2,786,611.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,165 : 5,158,663.74 = 2,019,285.24 : x
  2. Step 2: Convert to fraction form
    3,738,165/5,158,663.74 = 2,019,285.24/x
  3. Step 3: Cross multiply
    3,738,165x = 5,158,663.74 × 2,019,285.24
  4. Step 4: Simplify right side
    3,738,165x = 10,416,813,548,305.20
  5. Step 5: Solve for x
    x = 10,416,813,548,305.20/3,738,165
  6. Step 6: Final answer
    x = 2,786,611.49

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Double scale
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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.