Home / 2,079,369.10-3,119,150.85-659,536.30

Finding the Fourth Proportional to 2,079,369.10, 3,119,150.85 and 659,536.30

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Solution

The fourth proportional to 2,079,369.10, 3,119,150.85 and 659,536.30 is: 989,335.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,369.10 : 3,119,150.85 = 659,536.30 : x
  2. Step 2: Convert to fraction form
    2,079,369.10/3,119,150.85 = 659,536.30/x
  3. Step 3: Cross multiply
    2,079,369.10x = 3,119,150.85 × 659,536.30
  4. Step 4: Simplify right side
    2,079,369.10x = 2,057,193,210,750.86
  5. Step 5: Solve for x
    x = 2,057,193,210,750.86/2,079,369.10
  6. Step 6: Final answer
    x = 989,335.28

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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.