Home / 2,691,007.80-4,042,127.70-2,271,103.80

Finding the Fourth Proportional to 2,691,007.80, 4,042,127.70 and 2,271,103.80

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Solution

The fourth proportional to 2,691,007.80, 4,042,127.70 and 2,271,103.80 is: 3,411,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,007.80 : 4,042,127.70 = 2,271,103.80 : x
  2. Step 2: Convert to fraction form
    2,691,007.80/4,042,127.70 = 2,271,103.80/x
  3. Step 3: Cross multiply
    2,691,007.80x = 4,042,127.70 × 2,271,103.80
  4. Step 4: Simplify right side
    2,691,007.80x = 9,180,091,579,555.26
  5. Step 5: Solve for x
    x = 9,180,091,579,555.26/2,691,007.80
  6. Step 6: Final answer
    x = 3,411,395.38

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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.