Home / 3,370,091.79-4,649,591.10-1,918,760.34

Finding the Fourth Proportional to 3,370,091.79, 4,649,591.10 and 1,918,760.34

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Solution

The fourth proportional to 3,370,091.79, 4,649,591.10 and 1,918,760.34 is: 2,647,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,091.79 : 4,649,591.10 = 1,918,760.34 : x
  2. Step 2: Convert to fraction form
    3,370,091.79/4,649,591.10 = 1,918,760.34/x
  3. Step 3: Cross multiply
    3,370,091.79x = 4,649,591.10 × 1,918,760.34
  4. Step 4: Simplify right side
    3,370,091.79x = 8,921,450,999,896.98
  5. Step 5: Solve for x
    x = 8,921,450,999,896.98/3,370,091.79
  6. Step 6: Final answer
    x = 2,647,242.73

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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.