Home / 4,928,619.60-7,384,980.60-2,792,350.80

Finding the Fourth Proportional to 4,928,619.60, 7,384,980.60 and 2,792,350.80

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Solution

The fourth proportional to 4,928,619.60, 7,384,980.60 and 2,792,350.80 is: 4,184,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,619.60 : 7,384,980.60 = 2,792,350.80 : x
  2. Step 2: Convert to fraction form
    4,928,619.60/7,384,980.60 = 2,792,350.80/x
  3. Step 3: Cross multiply
    4,928,619.60x = 7,384,980.60 × 2,792,350.80
  4. Step 4: Simplify right side
    4,928,619.60x = 20,621,456,486,394.48
  5. Step 5: Solve for x
    x = 20,621,456,486,394.48/4,928,619.60
  6. Step 6: Final answer
    x = 4,184,022.74

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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.