Home / 4,469,405.20-6,704,141.88-1,274,528.72

Finding the Fourth Proportional to 4,469,405.20, 6,704,141.88 and 1,274,528.72

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Solution

The fourth proportional to 4,469,405.20, 6,704,141.88 and 1,274,528.72 is: 1,911,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,469,405.20 : 6,704,141.88 = 1,274,528.72 : x
  2. Step 2: Convert to fraction form
    4,469,405.20/6,704,141.88 = 1,274,528.72/x
  3. Step 3: Cross multiply
    4,469,405.20x = 6,704,141.88 × 1,274,528.72
  4. Step 4: Simplify right side
    4,469,405.20x = 8,544,621,369,014.79
  5. Step 5: Solve for x
    x = 8,544,621,369,014.79/4,469,405.20
  6. Step 6: Final answer
    x = 1,911,802.80

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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.