Home / 3,955,706.42-5,458,852.05-2,144,831.54

Finding the Fourth Proportional to 3,955,706.42, 5,458,852.05 and 2,144,831.54

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Solution

The fourth proportional to 3,955,706.42, 5,458,852.05 and 2,144,831.54 is: 2,959,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,706.42 : 5,458,852.05 = 2,144,831.54 : x
  2. Step 2: Convert to fraction form
    3,955,706.42/5,458,852.05 = 2,144,831.54/x
  3. Step 3: Cross multiply
    3,955,706.42x = 5,458,852.05 × 2,144,831.54
  4. Step 4: Simplify right side
    3,955,706.42x = 11,708,318,049,033.66
  5. Step 5: Solve for x
    x = 11,708,318,049,033.66/3,955,706.42
  6. Step 6: Final answer
    x = 2,959,855.16

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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.