Home / 3,738,203.12-5,158,724.91-2,019,323.64

Finding the Fourth Proportional to 3,738,203.12, 5,158,724.91 and 2,019,323.64

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Solution

The fourth proportional to 3,738,203.12, 5,158,724.91 and 2,019,323.64 is: 2,786,669.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,203.12 : 5,158,724.91 = 2,019,323.64 : x
  2. Step 2: Convert to fraction form
    3,738,203.12/5,158,724.91 = 2,019,323.64/x
  3. Step 3: Cross multiply
    3,738,203.12x = 5,158,724.91 × 2,019,323.64
  4. Step 4: Simplify right side
    3,738,203.12x = 10,417,135,157,133.50
  5. Step 5: Solve for x
    x = 10,417,135,157,133.50/3,738,203.12
  6. Step 6: Final answer
    x = 2,786,669.11

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Double scale
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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.