Home / 3,455,785.91-4,768,986.61-1,927,893.04

Finding the Fourth Proportional to 3,455,785.91, 4,768,986.61 and 1,927,893.04

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Solution

The fourth proportional to 3,455,785.91, 4,768,986.61 and 1,927,893.04 is: 2,660,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,785.91 : 4,768,986.61 = 1,927,893.04 : x
  2. Step 2: Convert to fraction form
    3,455,785.91/4,768,986.61 = 1,927,893.04/x
  3. Step 3: Cross multiply
    3,455,785.91x = 4,768,986.61 × 1,927,893.04
  4. Step 4: Simplify right side
    3,455,785.91x = 9,194,096,093,272.20
  5. Step 5: Solve for x
    x = 9,194,096,093,272.20/3,455,785.91
  6. Step 6: Final answer
    x = 2,660,493.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.