Home / 2,079,246.30-3,119,112.45-659,445.90

Finding the Fourth Proportional to 2,079,246.30, 3,119,112.45 and 659,445.90

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Solution

The fourth proportional to 2,079,246.30, 3,119,112.45 and 659,445.90 is: 989,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,246.30 : 3,119,112.45 = 659,445.90 : x
  2. Step 2: Convert to fraction form
    2,079,246.30/3,119,112.45 = 659,445.90/x
  3. Step 3: Cross multiply
    2,079,246.30x = 3,119,112.45 × 659,445.90
  4. Step 4: Simplify right side
    2,079,246.30x = 2,056,885,916,791.46
  5. Step 5: Solve for x
    x = 2,056,885,916,791.46/2,079,246.30
  6. Step 6: Final answer
    x = 989,245.92

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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.