Home / 3,067,319.70-4,600,979.55-908,422.65

Finding the Fourth Proportional to 3,067,319.70, 4,600,979.55 and 908,422.65

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Solution

The fourth proportional to 3,067,319.70, 4,600,979.55 and 908,422.65 is: 1,362,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,319.70 : 4,600,979.55 = 908,422.65 : x
  2. Step 2: Convert to fraction form
    3,067,319.70/4,600,979.55 = 908,422.65/x
  3. Step 3: Cross multiply
    3,067,319.70x = 4,600,979.55 × 908,422.65
  4. Step 4: Simplify right side
    3,067,319.70x = 4,179,634,035,406.81
  5. Step 5: Solve for x
    x = 4,179,634,035,406.81/3,067,319.70
  6. Step 6: Final answer
    x = 1,362,633.98

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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.