Home / 3,102,906.60-4,654,359.90-859,044.60

Finding the Fourth Proportional to 3,102,906.60, 4,654,359.90 and 859,044.60

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Solution

The fourth proportional to 3,102,906.60, 4,654,359.90 and 859,044.60 is: 1,288,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,906.60 : 4,654,359.90 = 859,044.60 : x
  2. Step 2: Convert to fraction form
    3,102,906.60/4,654,359.90 = 859,044.60/x
  3. Step 3: Cross multiply
    3,102,906.60x = 4,654,359.90 × 859,044.60
  4. Step 4: Simplify right side
    3,102,906.60x = 3,998,302,738,551.54
  5. Step 5: Solve for x
    x = 3,998,302,738,551.54/3,102,906.60
  6. Step 6: Final answer
    x = 1,288,566.90

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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.