Home / 3,147,025.91-4,342,889.32-1,770,370.56

Finding the Fourth Proportional to 3,147,025.91, 4,342,889.32 and 1,770,370.56

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Solution

The fourth proportional to 3,147,025.91, 4,342,889.32 and 1,770,370.56 is: 2,443,107.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,025.91 : 4,342,889.32 = 1,770,370.56 : x
  2. Step 2: Convert to fraction form
    3,147,025.91/4,342,889.32 = 1,770,370.56/x
  3. Step 3: Cross multiply
    3,147,025.91x = 4,342,889.32 × 1,770,370.56
  4. Step 4: Simplify right side
    3,147,025.91x = 7,688,523,393,040.49
  5. Step 5: Solve for x
    x = 7,688,523,393,040.49/3,147,025.91
  6. Step 6: Final answer
    x = 2,443,107.75

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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.