Home / 2,885,056.82-3,980,411.48-1,661,336.06

Finding the Fourth Proportional to 2,885,056.82, 3,980,411.48 and 1,661,336.06

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Solution

The fourth proportional to 2,885,056.82, 3,980,411.48 and 1,661,336.06 is: 2,292,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,056.82 : 3,980,411.48 = 1,661,336.06 : x
  2. Step 2: Convert to fraction form
    2,885,056.82/3,980,411.48 = 1,661,336.06/x
  3. Step 3: Cross multiply
    2,885,056.82x = 3,980,411.48 × 1,661,336.06
  4. Step 4: Simplify right side
    2,885,056.82x = 6,612,801,125,361.97
  5. Step 5: Solve for x
    x = 6,612,801,125,361.97/2,885,056.82
  6. Step 6: Final answer
    x = 2,292,086.96

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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.