Home / 3,738,210.66-5,158,735.32-2,019,331.20

Finding the Fourth Proportional to 3,738,210.66, 5,158,735.32 and 2,019,331.20

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Solution

The fourth proportional to 3,738,210.66, 5,158,735.32 and 2,019,331.20 is: 2,786,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,210.66 : 5,158,735.32 = 2,019,331.20 : x
  2. Step 2: Convert to fraction form
    3,738,210.66/5,158,735.32 = 2,019,331.20/x
  3. Step 3: Cross multiply
    3,738,210.66x = 5,158,735.32 × 2,019,331.20
  4. Step 4: Simplify right side
    3,738,210.66x = 10,417,195,184,217.98
  5. Step 5: Solve for x
    x = 10,417,195,184,217.98/3,738,210.66
  6. Step 6: Final answer
    x = 2,786,679.55

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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.