Home / 2,740,584.87-4,110,778.76-718,812.63

Finding the Fourth Proportional to 2,740,584.87, 4,110,778.76 and 718,812.63

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Solution

The fourth proportional to 2,740,584.87, 4,110,778.76 and 718,812.63 is: 1,078,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,584.87 : 4,110,778.76 = 718,812.63 : x
  2. Step 2: Convert to fraction form
    2,740,584.87/4,110,778.76 = 718,812.63/x
  3. Step 3: Cross multiply
    2,740,584.87x = 4,110,778.76 × 718,812.63
  4. Step 4: Simplify right side
    2,740,584.87x = 2,954,879,688,229.68
  5. Step 5: Solve for x
    x = 2,954,879,688,229.68/2,740,584.87
  6. Step 6: Final answer
    x = 1,078,193.10

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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.