Home / 2,797,728.80-4,198,666.80-2,051,232.80

Finding the Fourth Proportional to 2,797,728.80, 4,198,666.80 and 2,051,232.80

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Solution

The fourth proportional to 2,797,728.80, 4,198,666.80 and 2,051,232.80 is: 3,078,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,728.80 : 4,198,666.80 = 2,051,232.80 : x
  2. Step 2: Convert to fraction form
    2,797,728.80/4,198,666.80 = 2,051,232.80/x
  3. Step 3: Cross multiply
    2,797,728.80x = 4,198,666.80 × 2,051,232.80
  4. Step 4: Simplify right side
    2,797,728.80x = 8,612,443,056,431.04
  5. Step 5: Solve for x
    x = 8,612,443,056,431.04/2,797,728.80
  6. Step 6: Final answer
    x = 3,078,369.52

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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.