Home / 2,764,884.40-4,146,704.20-991,956.40

Finding the Fourth Proportional to 2,764,884.40, 4,146,704.20 and 991,956.40

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Solution

The fourth proportional to 2,764,884.40, 4,146,704.20 and 991,956.40 is: 1,487,711.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,884.40 : 4,146,704.20 = 991,956.40 : x
  2. Step 2: Convert to fraction form
    2,764,884.40/4,146,704.20 = 991,956.40/x
  3. Step 3: Cross multiply
    2,764,884.40x = 4,146,704.20 × 991,956.40
  4. Step 4: Simplify right side
    2,764,884.40x = 4,113,349,770,096.88
  5. Step 5: Solve for x
    x = 4,113,349,770,096.88/2,764,884.40
  6. Step 6: Final answer
    x = 1,487,711.30

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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.