Home / 3,240,005.80-4,860,008.70-3,192,766.60

Finding the Fourth Proportional to 3,240,005.80, 4,860,008.70 and 3,192,766.60

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Solution

The fourth proportional to 3,240,005.80, 4,860,008.70 and 3,192,766.60 is: 4,789,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,005.80 : 4,860,008.70 = 3,192,766.60 : x
  2. Step 2: Convert to fraction form
    3,240,005.80/4,860,008.70 = 3,192,766.60/x
  3. Step 3: Cross multiply
    3,240,005.80x = 4,860,008.70 × 3,192,766.60
  4. Step 4: Simplify right side
    3,240,005.80x = 15,516,873,453,069.42
  5. Step 5: Solve for x
    x = 15,516,873,453,069.42/3,240,005.80
  6. Step 6: Final answer
    x = 4,789,149.90

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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.