Home / 5,384,149.73-7,430,126.59-2,936,760.81

Finding the Fourth Proportional to 5,384,149.73, 7,430,126.59 and 2,936,760.81

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Solution

The fourth proportional to 5,384,149.73, 7,430,126.59 and 2,936,760.81 is: 4,052,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384,149.73 : 7,430,126.59 = 2,936,760.81 : x
  2. Step 2: Convert to fraction form
    5,384,149.73/7,430,126.59 = 2,936,760.81/x
  3. Step 3: Cross multiply
    5,384,149.73x = 7,430,126.59 × 2,936,760.81
  4. Step 4: Simplify right side
    5,384,149.73x = 21,820,504,558,658.91
  5. Step 5: Solve for x
    x = 21,820,504,558,658.91/5,384,149.73
  6. Step 6: Final answer
    x = 4,052,729.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.