Home / 4,085,014.20-6,127,521.30-1,245,121.80

Finding the Fourth Proportional to 4,085,014.20, 6,127,521.30 and 1,245,121.80

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Solution

The fourth proportional to 4,085,014.20, 6,127,521.30 and 1,245,121.80 is: 1,867,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,014.20 : 6,127,521.30 = 1,245,121.80 : x
  2. Step 2: Convert to fraction form
    4,085,014.20/6,127,521.30 = 1,245,121.80/x
  3. Step 3: Cross multiply
    4,085,014.20x = 6,127,521.30 × 1,245,121.80
  4. Step 4: Simplify right side
    4,085,014.20x = 7,629,510,350,594.34
  5. Step 5: Solve for x
    x = 7,629,510,350,594.34/4,085,014.20
  6. Step 6: Final answer
    x = 1,867,682.70

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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.