Home / 1,449,105.80-2,173,658.70-740,517.80

Finding the Fourth Proportional to 1,449,105.80, 2,173,658.70 and 740,517.80

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Solution

The fourth proportional to 1,449,105.80, 2,173,658.70 and 740,517.80 is: 1,110,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,105.80 : 2,173,658.70 = 740,517.80 : x
  2. Step 2: Convert to fraction form
    1,449,105.80/2,173,658.70 = 740,517.80/x
  3. Step 3: Cross multiply
    1,449,105.80x = 2,173,658.70 × 740,517.80
  4. Step 4: Simplify right side
    1,449,105.80x = 1,609,632,958,474.86
  5. Step 5: Solve for x
    x = 1,609,632,958,474.86/1,449,105.80
  6. Step 6: Final answer
    x = 1,110,776.70

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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.