Home / 3,260,813.80-4,885,315.80-2,788,421.80

Finding the Fourth Proportional to 3,260,813.80, 4,885,315.80 and 2,788,421.80

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Solution

The fourth proportional to 3,260,813.80, 4,885,315.80 and 2,788,421.80 is: 4,177,583.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,813.80 : 4,885,315.80 = 2,788,421.80 : x
  2. Step 2: Convert to fraction form
    3,260,813.80/4,885,315.80 = 2,788,421.80/x
  3. Step 3: Cross multiply
    3,260,813.80x = 4,885,315.80 × 2,788,421.80
  4. Step 4: Simplify right side
    3,260,813.80x = 13,622,321,076,604.44
  5. Step 5: Solve for x
    x = 13,622,321,076,604.44/3,260,813.80
  6. Step 6: Final answer
    x = 4,177,583.24

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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.