Home / 3,519,831.22-5,279,766.27-1,275,910.90

Finding the Fourth Proportional to 3,519,831.22, 5,279,766.27 and 1,275,910.90

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Solution

The fourth proportional to 3,519,831.22, 5,279,766.27 and 1,275,910.90 is: 1,913,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,831.22 : 5,279,766.27 = 1,275,910.90 : x
  2. Step 2: Convert to fraction form
    3,519,831.22/5,279,766.27 = 1,275,910.90/x
  3. Step 3: Cross multiply
    3,519,831.22x = 5,279,766.27 × 1,275,910.90
  4. Step 4: Simplify right side
    3,519,831.22x = 6,736,511,333,345.34
  5. Step 5: Solve for x
    x = 6,736,511,333,345.34/3,519,831.22
  6. Step 6: Final answer
    x = 1,913,873.40

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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.