Home / 2,199,160.80-3,296,821.20-852,242.40

Finding the Fourth Proportional to 2,199,160.80, 3,296,821.20 and 852,242.40

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Solution

The fourth proportional to 2,199,160.80, 3,296,821.20 and 852,242.40 is: 1,277,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,160.80 : 3,296,821.20 = 852,242.40 : x
  2. Step 2: Convert to fraction form
    2,199,160.80/3,296,821.20 = 852,242.40/x
  3. Step 3: Cross multiply
    2,199,160.80x = 3,296,821.20 × 852,242.40
  4. Step 4: Simplify right side
    2,199,160.80x = 2,809,690,811,858.88
  5. Step 5: Solve for x
    x = 2,809,690,811,858.88/2,199,160.80
  6. Step 6: Final answer
    x = 1,277,619.54

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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.