Home / 3,292,942.40-4,949,911.20-3,103,985.60

Finding the Fourth Proportional to 3,292,942.40, 4,949,911.20 and 3,103,985.60

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Solution

The fourth proportional to 3,292,942.40, 4,949,911.20 and 3,103,985.60 is: 4,665,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292,942.40 : 4,949,911.20 = 3,103,985.60 : x
  2. Step 2: Convert to fraction form
    3,292,942.40/4,949,911.20 = 3,103,985.60/x
  3. Step 3: Cross multiply
    3,292,942.40x = 4,949,911.20 × 3,103,985.60
  4. Step 4: Simplify right side
    3,292,942.40x = 15,364,453,086,078.72
  5. Step 5: Solve for x
    x = 15,364,453,086,078.72/3,292,942.40
  6. Step 6: Final answer
    x = 4,665,873.62

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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.