Home / 1,809,670.80-2,714,311.80-479,974.80

Finding the Fourth Proportional to 1,809,670.80, 2,714,311.80 and 479,974.80

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Solution

The fourth proportional to 1,809,670.80, 2,714,311.80 and 479,974.80 is: 719,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,670.80 : 2,714,311.80 = 479,974.80 : x
  2. Step 2: Convert to fraction form
    1,809,670.80/2,714,311.80 = 479,974.80/x
  3. Step 3: Cross multiply
    1,809,670.80x = 2,714,311.80 × 479,974.80
  4. Step 4: Simplify right side
    1,809,670.80x = 1,302,801,263,342.64
  5. Step 5: Solve for x
    x = 1,302,801,263,342.64/1,809,670.80
  6. Step 6: Final answer
    x = 719,910.64

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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.