Home / 3,970,722.56-5,956,748.04-3,117,759.68

Finding the Fourth Proportional to 3,970,722.56, 5,956,748.04 and 3,117,759.68

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Solution

The fourth proportional to 3,970,722.56, 5,956,748.04 and 3,117,759.68 is: 4,677,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,722.56 : 5,956,748.04 = 3,117,759.68 : x
  2. Step 2: Convert to fraction form
    3,970,722.56/5,956,748.04 = 3,117,759.68/x
  3. Step 3: Cross multiply
    3,970,722.56x = 5,956,748.04 × 3,117,759.68
  4. Step 4: Simplify right side
    3,970,722.56x = 18,571,708,863,031.03
  5. Step 5: Solve for x
    x = 18,571,708,863,031.03/3,970,722.56
  6. Step 6: Final answer
    x = 4,677,161.04

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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.