Home / 4,190,759.70-6,286,139.55-2,915,301.30

Finding the Fourth Proportional to 4,190,759.70, 6,286,139.55 and 2,915,301.30

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Solution

The fourth proportional to 4,190,759.70, 6,286,139.55 and 2,915,301.30 is: 4,372,951.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,759.70 : 6,286,139.55 = 2,915,301.30 : x
  2. Step 2: Convert to fraction form
    4,190,759.70/6,286,139.55 = 2,915,301.30/x
  3. Step 3: Cross multiply
    4,190,759.70x = 6,286,139.55 × 2,915,301.30
  4. Step 4: Simplify right side
    4,190,759.70x = 18,325,990,802,096.41
  5. Step 5: Solve for x
    x = 18,325,990,802,096.41/4,190,759.70
  6. Step 6: Final answer
    x = 4,372,951.95

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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.