Home / 3,100,512.70-4,650,468.12-941,556.40

Finding the Fourth Proportional to 3,100,512.70, 4,650,468.12 and 941,556.40

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Solution

The fourth proportional to 3,100,512.70, 4,650,468.12 and 941,556.40 is: 1,412,243.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,512.70 : 4,650,468.12 = 941,556.40 : x
  2. Step 2: Convert to fraction form
    3,100,512.70/4,650,468.12 = 941,556.40/x
  3. Step 3: Cross multiply
    3,100,512.70x = 4,650,468.12 × 941,556.40
  4. Step 4: Simplify right side
    3,100,512.70x = 4,378,678,021,381.97
  5. Step 5: Solve for x
    x = 4,378,678,021,381.97/3,100,512.70
  6. Step 6: Final answer
    x = 1,412,243.21

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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.