Home / 2,753,933.80-3,800,724.78-1,666,803.64

Finding the Fourth Proportional to 2,753,933.80, 3,800,724.78 and 1,666,803.64

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Solution

The fourth proportional to 2,753,933.80, 3,800,724.78 and 1,666,803.64 is: 2,300,368.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,933.80 : 3,800,724.78 = 1,666,803.64 : x
  2. Step 2: Convert to fraction form
    2,753,933.80/3,800,724.78 = 1,666,803.64/x
  3. Step 3: Cross multiply
    2,753,933.80x = 3,800,724.78 × 1,666,803.64
  4. Step 4: Simplify right side
    2,753,933.80x = 6,335,061,897,942.20
  5. Step 5: Solve for x
    x = 6,335,061,897,942.20/2,753,933.80
  6. Step 6: Final answer
    x = 2,300,368.26

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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.