Home / 2,051,299.20-3,076,948.80-1,379,452.80

Finding the Fourth Proportional to 2,051,299.20, 3,076,948.80 and 1,379,452.80

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Solution

The fourth proportional to 2,051,299.20, 3,076,948.80 and 1,379,452.80 is: 2,069,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,299.20 : 3,076,948.80 = 1,379,452.80 : x
  2. Step 2: Convert to fraction form
    2,051,299.20/3,076,948.80 = 1,379,452.80/x
  3. Step 3: Cross multiply
    2,051,299.20x = 3,076,948.80 × 1,379,452.80
  4. Step 4: Simplify right side
    2,051,299.20x = 4,244,505,637,616.64
  5. Step 5: Solve for x
    x = 4,244,505,637,616.64/2,051,299.20
  6. Step 6: Final answer
    x = 2,069,179.20

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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.