Home / 2,052,068.80-3,078,103.20-1,296,241.60

Finding the Fourth Proportional to 2,052,068.80, 3,078,103.20 and 1,296,241.60

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Solution

The fourth proportional to 2,052,068.80, 3,078,103.20 and 1,296,241.60 is: 1,944,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052,068.80 : 3,078,103.20 = 1,296,241.60 : x
  2. Step 2: Convert to fraction form
    2,052,068.80/3,078,103.20 = 1,296,241.60/x
  3. Step 3: Cross multiply
    2,052,068.80x = 3,078,103.20 × 1,296,241.60
  4. Step 4: Simplify right side
    2,052,068.80x = 3,989,965,416,933.12
  5. Step 5: Solve for x
    x = 3,989,965,416,933.12/2,052,068.80
  6. Step 6: Final answer
    x = 1,944,362.40

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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.