Home / 2,091,292.80-3,129,940.80-1,839,350.40

Finding the Fourth Proportional to 2,091,292.80, 3,129,940.80 and 1,839,350.40

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Solution

The fourth proportional to 2,091,292.80, 3,129,940.80 and 1,839,350.40 is: 2,752,870.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,292.80 : 3,129,940.80 = 1,839,350.40 : x
  2. Step 2: Convert to fraction form
    2,091,292.80/3,129,940.80 = 1,839,350.40/x
  3. Step 3: Cross multiply
    2,091,292.80x = 3,129,940.80 × 1,839,350.40
  4. Step 4: Simplify right side
    2,091,292.80x = 5,757,057,862,456.32
  5. Step 5: Solve for x
    x = 5,757,057,862,456.32/2,091,292.80
  6. Step 6: Final answer
    x = 2,752,870.31

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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.