Home / 4,090,648.40-6,135,972.60-1,815,293.60

Finding the Fourth Proportional to 4,090,648.40, 6,135,972.60 and 1,815,293.60

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Solution

The fourth proportional to 4,090,648.40, 6,135,972.60 and 1,815,293.60 is: 2,722,940.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090,648.40 : 6,135,972.60 = 1,815,293.60 : x
  2. Step 2: Convert to fraction form
    4,090,648.40/6,135,972.60 = 1,815,293.60/x
  3. Step 3: Cross multiply
    4,090,648.40x = 6,135,972.60 × 1,815,293.60
  4. Step 4: Simplify right side
    4,090,648.40x = 11,138,591,790,555.36
  5. Step 5: Solve for x
    x = 11,138,591,790,555.36/4,090,648.40
  6. Step 6: Final answer
    x = 2,722,940.40

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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.