Home / 3,326,704.20-4,990,056.30-1,815,049.80

Finding the Fourth Proportional to 3,326,704.20, 4,990,056.30 and 1,815,049.80

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Solution

The fourth proportional to 3,326,704.20, 4,990,056.30 and 1,815,049.80 is: 2,722,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,704.20 : 4,990,056.30 = 1,815,049.80 : x
  2. Step 2: Convert to fraction form
    3,326,704.20/4,990,056.30 = 1,815,049.80/x
  3. Step 3: Cross multiply
    3,326,704.20x = 4,990,056.30 × 1,815,049.80
  4. Step 4: Simplify right side
    3,326,704.20x = 9,057,200,689,303.74
  5. Step 5: Solve for x
    x = 9,057,200,689,303.74/3,326,704.20
  6. Step 6: Final answer
    x = 2,722,574.70

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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.