Home / 4,444,779.87-6,667,121.21-1,078,986.87

Finding the Fourth Proportional to 4,444,779.87, 6,667,121.21 and 1,078,986.87

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Solution

The fourth proportional to 4,444,779.87, 6,667,121.21 and 1,078,986.87 is: 1,618,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,444,779.87 : 6,667,121.21 = 1,078,986.87 : x
  2. Step 2: Convert to fraction form
    4,444,779.87/6,667,121.21 = 1,078,986.87/x
  3. Step 3: Cross multiply
    4,444,779.87x = 6,667,121.21 × 1,078,986.87
  4. Step 4: Simplify right side
    4,444,779.87x = 7,193,736,240,893.58
  5. Step 5: Solve for x
    x = 7,193,736,240,893.58/4,444,779.87
  6. Step 6: Final answer
    x = 1,618,468.51

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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.