Home / 3,669,642.20-5,505,119.40-1,539,941.60

Finding the Fourth Proportional to 3,669,642.20, 5,505,119.40 and 1,539,941.60

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Solution

The fourth proportional to 3,669,642.20, 5,505,119.40 and 1,539,941.60 is: 2,310,187.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,642.20 : 5,505,119.40 = 1,539,941.60 : x
  2. Step 2: Convert to fraction form
    3,669,642.20/5,505,119.40 = 1,539,941.60/x
  3. Step 3: Cross multiply
    3,669,642.20x = 5,505,119.40 × 1,539,941.60
  4. Step 4: Simplify right side
    3,669,642.20x = 8,477,562,377,027.04
  5. Step 5: Solve for x
    x = 8,477,562,377,027.04/3,669,642.20
  6. Step 6: Final answer
    x = 2,310,187.73

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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.