Home / 3,246,200.50-4,479,964.05-1,815,416.50

Finding the Fourth Proportional to 3,246,200.50, 4,479,964.05 and 1,815,416.50

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Solution

The fourth proportional to 3,246,200.50, 4,479,964.05 and 1,815,416.50 is: 2,505,390.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,200.50 : 4,479,964.05 = 1,815,416.50 : x
  2. Step 2: Convert to fraction form
    3,246,200.50/4,479,964.05 = 1,815,416.50/x
  3. Step 3: Cross multiply
    3,246,200.50x = 4,479,964.05 × 1,815,416.50
  4. Step 4: Simplify right side
    3,246,200.50x = 8,133,000,655,776.82
  5. Step 5: Solve for x
    x = 8,133,000,655,776.82/3,246,200.50
  6. Step 6: Final answer
    x = 2,505,390.73

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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.