Home / 2,079,343.80-3,116,682.90-881,062.20

Finding the Fourth Proportional to 2,079,343.80, 3,116,682.90 and 881,062.20

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Solution

The fourth proportional to 2,079,343.80, 3,116,682.90 and 881,062.20 is: 1,320,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,343.80 : 3,116,682.90 = 881,062.20 : x
  2. Step 2: Convert to fraction form
    2,079,343.80/3,116,682.90 = 881,062.20/x
  3. Step 3: Cross multiply
    2,079,343.80x = 3,116,682.90 × 881,062.20
  4. Step 4: Simplify right side
    2,079,343.80x = 2,745,991,492,576.38
  5. Step 5: Solve for x
    x = 2,745,991,492,576.38/2,079,343.80
  6. Step 6: Final answer
    x = 1,320,604.84

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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.