Home / 3,202,701.81-4,419,292.46-1,913,268.39

Finding the Fourth Proportional to 3,202,701.81, 4,419,292.46 and 1,913,268.39

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Solution

The fourth proportional to 3,202,701.81, 4,419,292.46 and 1,913,268.39 is: 2,640,049.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,701.81 : 4,419,292.46 = 1,913,268.39 : x
  2. Step 2: Convert to fraction form
    3,202,701.81/4,419,292.46 = 1,913,268.39/x
  3. Step 3: Cross multiply
    3,202,701.81x = 4,419,292.46 × 1,913,268.39
  4. Step 4: Simplify right side
    3,202,701.81x = 8,455,292,560,317.00
  5. Step 5: Solve for x
    x = 8,455,292,560,317.00/3,202,701.81
  6. Step 6: Final answer
    x = 2,640,049.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.