Home / 2,220,906.80-3,331,360.20-538,010.30

Finding the Fourth Proportional to 2,220,906.80, 3,331,360.20 and 538,010.30

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Solution

The fourth proportional to 2,220,906.80, 3,331,360.20 and 538,010.30 is: 807,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,906.80 : 3,331,360.20 = 538,010.30 : x
  2. Step 2: Convert to fraction form
    2,220,906.80/3,331,360.20 = 538,010.30/x
  3. Step 3: Cross multiply
    2,220,906.80x = 3,331,360.20 × 538,010.30
  4. Step 4: Simplify right side
    2,220,906.80x = 1,792,306,100,610.06
  5. Step 5: Solve for x
    x = 1,792,306,100,610.06/2,220,906.80
  6. Step 6: Final answer
    x = 807,015.45

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Double scale
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Similar ratio
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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.