Home / 3,360,107.80-5,040,817.80-1,338,007.60

Finding the Fourth Proportional to 3,360,107.80, 5,040,817.80 and 1,338,007.60

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Solution

The fourth proportional to 3,360,107.80, 5,040,817.80 and 1,338,007.60 is: 2,007,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,107.80 : 5,040,817.80 = 1,338,007.60 : x
  2. Step 2: Convert to fraction form
    3,360,107.80/5,040,817.80 = 1,338,007.60/x
  3. Step 3: Cross multiply
    3,360,107.80x = 5,040,817.80 × 1,338,007.60
  4. Step 4: Simplify right side
    3,360,107.80x = 6,744,652,526,615.28
  5. Step 5: Solve for x
    x = 6,744,652,526,615.28/3,360,107.80
  6. Step 6: Final answer
    x = 2,007,272.66

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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.