Home / 2,131,051.80-2,940,169.14-1,519,304.16

Finding the Fourth Proportional to 2,131,051.80, 2,940,169.14 and 1,519,304.16

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Solution

The fourth proportional to 2,131,051.80, 2,940,169.14 and 1,519,304.16 is: 2,096,153.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,051.80 : 2,940,169.14 = 1,519,304.16 : x
  2. Step 2: Convert to fraction form
    2,131,051.80/2,940,169.14 = 1,519,304.16/x
  3. Step 3: Cross multiply
    2,131,051.80x = 2,940,169.14 × 1,519,304.16
  4. Step 4: Simplify right side
    2,131,051.80x = 4,467,011,205,505.62
  5. Step 5: Solve for x
    x = 4,467,011,205,505.62/2,131,051.80
  6. Step 6: Final answer
    x = 2,096,153.27

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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.