Home / 1,493,515.80-2,239,982.10-496,243.80

Finding the Fourth Proportional to 1,493,515.80, 2,239,982.10 and 496,243.80

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Solution

The fourth proportional to 1,493,515.80, 2,239,982.10 and 496,243.80 is: 744,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,515.80 : 2,239,982.10 = 496,243.80 : x
  2. Step 2: Convert to fraction form
    1,493,515.80/2,239,982.10 = 496,243.80/x
  3. Step 3: Cross multiply
    1,493,515.80x = 2,239,982.10 × 496,243.80
  4. Step 4: Simplify right side
    1,493,515.80x = 1,111,577,229,235.98
  5. Step 5: Solve for x
    x = 1,111,577,229,235.98/1,493,515.80
  6. Step 6: Final answer
    x = 744,268.81

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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.