Home / 2,161,503.80-3,242,321.58-741,539.78

Finding the Fourth Proportional to 2,161,503.80, 3,242,321.58 and 741,539.78

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Solution

The fourth proportional to 2,161,503.80, 3,242,321.58 and 741,539.78 is: 1,112,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,503.80 : 3,242,321.58 = 741,539.78 : x
  2. Step 2: Convert to fraction form
    2,161,503.80/3,242,321.58 = 741,539.78/x
  3. Step 3: Cross multiply
    2,161,503.80x = 3,242,321.58 × 741,539.78
  4. Step 4: Simplify right side
    2,161,503.80x = 2,404,310,431,122.45
  5. Step 5: Solve for x
    x = 2,404,310,431,122.45/2,161,503.80
  6. Step 6: Final answer
    x = 1,112,332.27

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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.