Home / 3,285,195.60-4,927,735.08-1,686,819.36

Finding the Fourth Proportional to 3,285,195.60, 4,927,735.08 and 1,686,819.36

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Solution

The fourth proportional to 3,285,195.60, 4,927,735.08 and 1,686,819.36 is: 2,530,199.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,195.60 : 4,927,735.08 = 1,686,819.36 : x
  2. Step 2: Convert to fraction form
    3,285,195.60/4,927,735.08 = 1,686,819.36/x
  3. Step 3: Cross multiply
    3,285,195.60x = 4,927,735.08 × 1,686,819.36
  4. Step 4: Simplify right side
    3,285,195.60x = 8,312,198,933,895.15
  5. Step 5: Solve for x
    x = 8,312,198,933,895.15/3,285,195.60
  6. Step 6: Final answer
    x = 2,530,199.09

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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.