Home / 3,067,376.80-4,601,065.20-823,741.60

Finding the Fourth Proportional to 3,067,376.80, 4,601,065.20 and 823,741.60

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Solution

The fourth proportional to 3,067,376.80, 4,601,065.20 and 823,741.60 is: 1,235,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,376.80 : 4,601,065.20 = 823,741.60 : x
  2. Step 2: Convert to fraction form
    3,067,376.80/4,601,065.20 = 823,741.60/x
  3. Step 3: Cross multiply
    3,067,376.80x = 4,601,065.20 × 823,741.60
  4. Step 4: Simplify right side
    3,067,376.80x = 3,790,088,809,552.32
  5. Step 5: Solve for x
    x = 3,790,088,809,552.32/3,067,376.80
  6. Step 6: Final answer
    x = 1,235,612.40

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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.