Home / 2,770,337.20-4,155,505.80-877,226.80

Finding the Fourth Proportional to 2,770,337.20, 4,155,505.80 and 877,226.80

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Solution

The fourth proportional to 2,770,337.20, 4,155,505.80 and 877,226.80 is: 1,315,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,337.20 : 4,155,505.80 = 877,226.80 : x
  2. Step 2: Convert to fraction form
    2,770,337.20/4,155,505.80 = 877,226.80/x
  3. Step 3: Cross multiply
    2,770,337.20x = 4,155,505.80 × 877,226.80
  4. Step 4: Simplify right side
    2,770,337.20x = 3,645,321,055,315.44
  5. Step 5: Solve for x
    x = 3,645,321,055,315.44/2,770,337.20
  6. Step 6: Final answer
    x = 1,315,840.20

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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.