Home / 3,955,705.92-5,458,851.36-2,144,831.04

Finding the Fourth Proportional to 3,955,705.92, 5,458,851.36 and 2,144,831.04

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Solution

The fourth proportional to 3,955,705.92, 5,458,851.36 and 2,144,831.04 is: 2,959,854.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,705.92 : 5,458,851.36 = 2,144,831.04 : x
  2. Step 2: Convert to fraction form
    3,955,705.92/5,458,851.36 = 2,144,831.04/x
  3. Step 3: Cross multiply
    3,955,705.92x = 5,458,851.36 × 2,144,831.04
  4. Step 4: Simplify right side
    3,955,705.92x = 11,708,313,839,674.21
  5. Step 5: Solve for x
    x = 11,708,313,839,674.21/3,955,705.92
  6. Step 6: Final answer
    x = 2,959,854.47

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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.