Home / 2,201,719.80-3,299,469.30-1,628,628.60

Finding the Fourth Proportional to 2,201,719.80, 3,299,469.30 and 1,628,628.60

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Solution

The fourth proportional to 2,201,719.80, 3,299,469.30 and 1,628,628.60 is: 2,440,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,719.80 : 3,299,469.30 = 1,628,628.60 : x
  2. Step 2: Convert to fraction form
    2,201,719.80/3,299,469.30 = 1,628,628.60/x
  3. Step 3: Cross multiply
    2,201,719.80x = 3,299,469.30 × 1,628,628.60
  4. Step 4: Simplify right side
    2,201,719.80x = 5,373,610,066,801.98
  5. Step 5: Solve for x
    x = 5,373,610,066,801.98/2,201,719.80
  6. Step 6: Final answer
    x = 2,440,642.11

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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.