Home / 3,289,723.80-4,934,585.70-1,396,219.20

Finding the Fourth Proportional to 3,289,723.80, 4,934,585.70 and 1,396,219.20

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Solution

The fourth proportional to 3,289,723.80, 4,934,585.70 and 1,396,219.20 is: 2,094,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,723.80 : 4,934,585.70 = 1,396,219.20 : x
  2. Step 2: Convert to fraction form
    3,289,723.80/4,934,585.70 = 1,396,219.20/x
  3. Step 3: Cross multiply
    3,289,723.80x = 4,934,585.70 × 1,396,219.20
  4. Step 4: Simplify right side
    3,289,723.80x = 6,889,763,298,385.44
  5. Step 5: Solve for x
    x = 6,889,763,298,385.44/3,289,723.80
  6. Step 6: Final answer
    x = 2,094,328.80

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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.