Home / 2,201,572.80-3,299,248.80-1,628,481.60

Finding the Fourth Proportional to 2,201,572.80, 3,299,248.80 and 1,628,481.60

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Solution

The fourth proportional to 2,201,572.80, 3,299,248.80 and 1,628,481.60 is: 2,440,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,572.80 : 3,299,248.80 = 1,628,481.60 : x
  2. Step 2: Convert to fraction form
    2,201,572.80/3,299,248.80 = 1,628,481.60/x
  3. Step 3: Cross multiply
    2,201,572.80x = 3,299,248.80 × 1,628,481.60
  4. Step 4: Simplify right side
    2,201,572.80x = 5,372,765,964,622.08
  5. Step 5: Solve for x
    x = 5,372,765,964,622.08/2,201,572.80
  6. Step 6: Final answer
    x = 2,440,421.67

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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.