Home / 3,297,979.80-4,946,969.70-2,731,109.40

Finding the Fourth Proportional to 3,297,979.80, 4,946,969.70 and 2,731,109.40

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Solution

The fourth proportional to 3,297,979.80, 4,946,969.70 and 2,731,109.40 is: 4,096,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297,979.80 : 4,946,969.70 = 2,731,109.40 : x
  2. Step 2: Convert to fraction form
    3,297,979.80/4,946,969.70 = 2,731,109.40/x
  3. Step 3: Cross multiply
    3,297,979.80x = 4,946,969.70 × 2,731,109.40
  4. Step 4: Simplify right side
    3,297,979.80x = 13,510,715,449,185.18
  5. Step 5: Solve for x
    x = 13,510,715,449,185.18/3,297,979.80
  6. Step 6: Final answer
    x = 4,096,664.10

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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.