Home / 3,197,179.72-4,414,063.20-2,080,632.40

Finding the Fourth Proportional to 3,197,179.72, 4,414,063.20 and 2,080,632.40

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Solution

The fourth proportional to 3,197,179.72, 4,414,063.20 and 2,080,632.40 is: 2,872,545.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197,179.72 : 4,414,063.20 = 2,080,632.40 : x
  2. Step 2: Convert to fraction form
    3,197,179.72/4,414,063.20 = 2,080,632.40/x
  3. Step 3: Cross multiply
    3,197,179.72x = 4,414,063.20 × 2,080,632.40
  4. Step 4: Simplify right side
    3,197,179.72x = 9,184,042,909,567.68
  5. Step 5: Solve for x
    x = 9,184,042,909,567.68/3,197,179.72
  6. Step 6: Final answer
    x = 2,872,545.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.