Home / 2,229,831.80-3,077,116.24-1,299,480.24

Finding the Fourth Proportional to 2,229,831.80, 3,077,116.24 and 1,299,480.24

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Solution

The fourth proportional to 2,229,831.80, 3,077,116.24 and 1,299,480.24 is: 1,793,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,831.80 : 3,077,116.24 = 1,299,480.24 : x
  2. Step 2: Convert to fraction form
    2,229,831.80/3,077,116.24 = 1,299,480.24/x
  3. Step 3: Cross multiply
    2,229,831.80x = 3,077,116.24 × 1,299,480.24
  4. Step 4: Simplify right side
    2,229,831.80x = 3,998,651,750,063.10
  5. Step 5: Solve for x
    x = 3,998,651,750,063.10/2,229,831.80
  6. Step 6: Final answer
    x = 1,793,252.63

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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.