Home / 3,457,231.80-5,185,847.70-2,200,630.20

Finding the Fourth Proportional to 3,457,231.80, 5,185,847.70 and 2,200,630.20

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Solution

The fourth proportional to 3,457,231.80, 5,185,847.70 and 2,200,630.20 is: 3,300,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,231.80 : 5,185,847.70 = 2,200,630.20 : x
  2. Step 2: Convert to fraction form
    3,457,231.80/5,185,847.70 = 2,200,630.20/x
  3. Step 3: Cross multiply
    3,457,231.80x = 5,185,847.70 × 2,200,630.20
  4. Step 4: Simplify right side
    3,457,231.80x = 11,412,133,061,220.54
  5. Step 5: Solve for x
    x = 11,412,133,061,220.54/3,457,231.80
  6. Step 6: Final answer
    x = 3,300,945.30

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1.5x scale

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.