Home / 4,080,474.60-6,120,942.30-1,240,679.40

Finding the Fourth Proportional to 4,080,474.60, 6,120,942.30 and 1,240,679.40

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Solution

The fourth proportional to 4,080,474.60, 6,120,942.30 and 1,240,679.40 is: 1,861,089.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,474.60 : 6,120,942.30 = 1,240,679.40 : x
  2. Step 2: Convert to fraction form
    4,080,474.60/6,120,942.30 = 1,240,679.40/x
  3. Step 3: Cross multiply
    4,080,474.60x = 6,120,942.30 × 1,240,679.40
  4. Step 4: Simplify right side
    4,080,474.60x = 7,594,127,020,198.62
  5. Step 5: Solve for x
    x = 7,594,127,020,198.62/4,080,474.60
  6. Step 6: Final answer
    x = 1,861,089.15

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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.