Home / 3,290,550.63-4,540,825.73-1,913,933.91

Finding the Fourth Proportional to 3,290,550.63, 4,540,825.73 and 1,913,933.91

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Solution

The fourth proportional to 3,290,550.63, 4,540,825.73 and 1,913,933.91 is: 2,641,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,550.63 : 4,540,825.73 = 1,913,933.91 : x
  2. Step 2: Convert to fraction form
    3,290,550.63/4,540,825.73 = 1,913,933.91/x
  3. Step 3: Cross multiply
    3,290,550.63x = 4,540,825.73 × 1,913,933.91
  4. Step 4: Simplify right side
    3,290,550.63x = 8,690,840,355,094.56
  5. Step 5: Solve for x
    x = 8,690,840,355,094.56/3,290,550.63
  6. Step 6: Final answer
    x = 2,641,150.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.