Home / 2,689,934.18-4,034,919.43-983,375.44

Finding the Fourth Proportional to 2,689,934.18, 4,034,919.43 and 983,375.44

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Solution

The fourth proportional to 2,689,934.18, 4,034,919.43 and 983,375.44 is: 1,475,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,934.18 : 4,034,919.43 = 983,375.44 : x
  2. Step 2: Convert to fraction form
    2,689,934.18/4,034,919.43 = 983,375.44/x
  3. Step 3: Cross multiply
    2,689,934.18x = 4,034,919.43 × 983,375.44
  4. Step 4: Simplify right side
    2,689,934.18x = 3,967,840,660,982.72
  5. Step 5: Solve for x
    x = 3,967,840,660,982.72/2,689,934.18
  6. Step 6: Final answer
    x = 1,475,069.80

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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.