Home / 3,378,600.74-4,662,544.31-1,928,267.07

Finding the Fourth Proportional to 3,378,600.74, 4,662,544.31 and 1,928,267.07

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Solution

The fourth proportional to 3,378,600.74, 4,662,544.31 and 1,928,267.07 is: 2,661,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,600.74 : 4,662,544.31 = 1,928,267.07 : x
  2. Step 2: Convert to fraction form
    3,378,600.74/4,662,544.31 = 1,928,267.07/x
  3. Step 3: Cross multiply
    3,378,600.74x = 4,662,544.31 × 1,928,267.07
  4. Step 4: Simplify right side
    3,378,600.74x = 8,990,630,645,747.54
  5. Step 5: Solve for x
    x = 8,990,630,645,747.54/3,378,600.74
  6. Step 6: Final answer
    x = 2,661,051.53

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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.