Home / 2,993,135.70-4,489,266.15-862,997.70

Finding the Fourth Proportional to 2,993,135.70, 4,489,266.15 and 862,997.70

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Solution

The fourth proportional to 2,993,135.70, 4,489,266.15 and 862,997.70 is: 1,294,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,135.70 : 4,489,266.15 = 862,997.70 : x
  2. Step 2: Convert to fraction form
    2,993,135.70/4,489,266.15 = 862,997.70/x
  3. Step 3: Cross multiply
    2,993,135.70x = 4,489,266.15 × 862,997.70
  4. Step 4: Simplify right side
    2,993,135.70x = 3,874,226,362,137.86
  5. Step 5: Solve for x
    x = 3,874,226,362,137.86/2,993,135.70
  6. Step 6: Final answer
    x = 1,294,370.44

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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.