Home / 3,820,379.52-5,729,333.76-1,261,019.52

Finding the Fourth Proportional to 3,820,379.52, 5,729,333.76 and 1,261,019.52

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Solution

The fourth proportional to 3,820,379.52, 5,729,333.76 and 1,261,019.52 is: 1,891,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,379.52 : 5,729,333.76 = 1,261,019.52 : x
  2. Step 2: Convert to fraction form
    3,820,379.52/5,729,333.76 = 1,261,019.52/x
  3. Step 3: Cross multiply
    3,820,379.52x = 5,729,333.76 × 1,261,019.52
  4. Step 4: Simplify right side
    3,820,379.52x = 7,224,801,707,955.00
  5. Step 5: Solve for x
    x = 7,224,801,707,955.00/3,820,379.52
  6. Step 6: Final answer
    x = 1,891,121.46

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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.