Home / 3,962,918.80-5,942,504.40-1,535,209.12

Finding the Fourth Proportional to 3,962,918.80, 5,942,504.40 and 1,535,209.12

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Solution

The fourth proportional to 3,962,918.80, 5,942,504.40 and 1,535,209.12 is: 2,302,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962,918.80 : 5,942,504.40 = 1,535,209.12 : x
  2. Step 2: Convert to fraction form
    3,962,918.80/5,942,504.40 = 1,535,209.12/x
  3. Step 3: Cross multiply
    3,962,918.80x = 5,942,504.40 × 1,535,209.12
  4. Step 4: Simplify right side
    3,962,918.80x = 9,122,986,950,520.13
  5. Step 5: Solve for x
    x = 9,122,986,950,520.13/3,962,918.80
  6. Step 6: Final answer
    x = 2,302,087.78

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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.