Home / 3,100,606.88-4,650,912.48-856,747.04

Finding the Fourth Proportional to 3,100,606.88, 4,650,912.48 and 856,747.04

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Solution

The fourth proportional to 3,100,606.88, 4,650,912.48 and 856,747.04 is: 1,285,121.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,606.88 : 4,650,912.48 = 856,747.04 : x
  2. Step 2: Convert to fraction form
    3,100,606.88/4,650,912.48 = 856,747.04/x
  3. Step 3: Cross multiply
    3,100,606.88x = 4,650,912.48 × 856,747.04
  4. Step 4: Simplify right side
    3,100,606.88x = 3,984,655,500,539.06
  5. Step 5: Solve for x
    x = 3,984,655,500,539.06/3,100,606.88
  6. Step 6: Final answer
    x = 1,285,121.16

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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.