Home / 1,259,760.86-1,889,736.06-361,195.46

Finding the Fourth Proportional to 1,259,760.86, 1,889,736.06 and 361,195.46

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Solution

The fourth proportional to 1,259,760.86, 1,889,736.06 and 361,195.46 is: 541,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,760.86 : 1,889,736.06 = 361,195.46 : x
  2. Step 2: Convert to fraction form
    1,259,760.86/1,889,736.06 = 361,195.46/x
  3. Step 3: Cross multiply
    1,259,760.86x = 1,889,736.06 × 361,195.46
  4. Step 4: Simplify right side
    1,259,760.86x = 682,564,085,470.29
  5. Step 5: Solve for x
    x = 682,564,085,470.29/1,259,760.86
  6. Step 6: Final answer
    x = 541,820.36

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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.