Home / 3,321,556.20-4,979,199.60-1,803,000.60

Finding the Fourth Proportional to 3,321,556.20, 4,979,199.60 and 1,803,000.60

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Solution

The fourth proportional to 3,321,556.20, 4,979,199.60 and 1,803,000.60 is: 2,702,799.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,556.20 : 4,979,199.60 = 1,803,000.60 : x
  2. Step 2: Convert to fraction form
    3,321,556.20/4,979,199.60 = 1,803,000.60/x
  3. Step 3: Cross multiply
    3,321,556.20x = 4,979,199.60 × 1,803,000.60
  4. Step 4: Simplify right side
    3,321,556.20x = 8,977,499,866,319.76
  5. Step 5: Solve for x
    x = 8,977,499,866,319.76/3,321,556.20
  6. Step 6: Final answer
    x = 2,702,799.33

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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.