Home / 3,632,858.88-5,449,461.12-1,389,189.12

Finding the Fourth Proportional to 3,632,858.88, 5,449,461.12 and 1,389,189.12

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Solution

The fourth proportional to 3,632,858.88, 5,449,461.12 and 1,389,189.12 is: 2,083,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632,858.88 : 5,449,461.12 = 1,389,189.12 : x
  2. Step 2: Convert to fraction form
    3,632,858.88/5,449,461.12 = 1,389,189.12/x
  3. Step 3: Cross multiply
    3,632,858.88x = 5,449,461.12 × 1,389,189.12
  4. Step 4: Simplify right side
    3,632,858.88x = 7,570,332,097,767.02
  5. Step 5: Solve for x
    x = 7,570,332,097,767.02/3,632,858.88
  6. Step 6: Final answer
    x = 2,083,849.76

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1.5x scale

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.