Home / 3,689,298-5,091,231.24-2,079,666

Finding the Fourth Proportional to 3,689,298, 5,091,231.24 and 2,079,666

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Solution

The fourth proportional to 3,689,298, 5,091,231.24 and 2,079,666 is: 2,869,939.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,298 : 5,091,231.24 = 2,079,666 : x
  2. Step 2: Convert to fraction form
    3,689,298/5,091,231.24 = 2,079,666/x
  3. Step 3: Cross multiply
    3,689,298x = 5,091,231.24 × 2,079,666
  4. Step 4: Simplify right side
    3,689,298x = 10,588,060,507,965.84
  5. Step 5: Solve for x
    x = 10,588,060,507,965.84/3,689,298
  6. Step 6: Final answer
    x = 2,869,939.08

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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.