Home / 3,552,605.20-5,322,784.20-1,655,455.60

Finding the Fourth Proportional to 3,552,605.20, 5,322,784.20 and 1,655,455.60

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Solution

The fourth proportional to 3,552,605.20, 5,322,784.20 and 1,655,455.60 is: 2,480,329.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,605.20 : 5,322,784.20 = 1,655,455.60 : x
  2. Step 2: Convert to fraction form
    3,552,605.20/5,322,784.20 = 1,655,455.60/x
  3. Step 3: Cross multiply
    3,552,605.20x = 5,322,784.20 × 1,655,455.60
  4. Step 4: Simplify right side
    3,552,605.20x = 8,811,632,911,481.52
  5. Step 5: Solve for x
    x = 8,811,632,911,481.52/3,552,605.20
  6. Step 6: Final answer
    x = 2,480,329.90

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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.