Home / 2,200,533.20-3,296,863.20-1,861,985.60

Finding the Fourth Proportional to 2,200,533.20, 3,296,863.20 and 1,861,985.60

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Solution

The fourth proportional to 2,200,533.20, 3,296,863.20 and 1,861,985.60 is: 2,789,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200,533.20 : 3,296,863.20 = 1,861,985.60 : x
  2. Step 2: Convert to fraction form
    2,200,533.20/3,296,863.20 = 1,861,985.60/x
  3. Step 3: Cross multiply
    2,200,533.20x = 3,296,863.20 × 1,861,985.60
  4. Step 4: Simplify right side
    2,200,533.20x = 6,138,711,803,569.92
  5. Step 5: Solve for x
    x = 6,138,711,803,569.92/2,200,533.20
  6. Step 6: Final answer
    x = 2,789,647.44

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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.