Home / 2,142,004.40-3,218,255.40-1,610,563.40

Finding the Fourth Proportional to 2,142,004.40, 3,218,255.40 and 1,610,563.40

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Solution

The fourth proportional to 2,142,004.40, 3,218,255.40 and 1,610,563.40 is: 2,419,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,004.40 : 3,218,255.40 = 1,610,563.40 : x
  2. Step 2: Convert to fraction form
    2,142,004.40/3,218,255.40 = 1,610,563.40/x
  3. Step 3: Cross multiply
    2,142,004.40x = 3,218,255.40 × 1,610,563.40
  4. Step 4: Simplify right side
    2,142,004.40x = 5,183,204,359,092.36
  5. Step 5: Solve for x
    x = 5,183,204,359,092.36/2,142,004.40
  6. Step 6: Final answer
    x = 2,419,791.65

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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.