Home / 2,438,936.52-3,658,119.75-979,923.81

Finding the Fourth Proportional to 2,438,936.52, 3,658,119.75 and 979,923.81

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Solution

The fourth proportional to 2,438,936.52, 3,658,119.75 and 979,923.81 is: 1,469,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,936.52 : 3,658,119.75 = 979,923.81 : x
  2. Step 2: Convert to fraction form
    2,438,936.52/3,658,119.75 = 979,923.81/x
  3. Step 3: Cross multiply
    2,438,936.52x = 3,658,119.75 × 979,923.81
  4. Step 4: Simplify right side
    2,438,936.52x = 3,584,678,642,856.25
  5. Step 5: Solve for x
    x = 3,584,678,642,856.25/2,438,936.52
  6. Step 6: Final answer
    x = 1,469,771.19

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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.