Home / 3,123,830.67-4,310,896.44-1,747,198

Finding the Fourth Proportional to 3,123,830.67, 4,310,896.44 and 1,747,198

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Solution

The fourth proportional to 3,123,830.67, 4,310,896.44 and 1,747,198 is: 2,411,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,830.67 : 4,310,896.44 = 1,747,198 : x
  2. Step 2: Convert to fraction form
    3,123,830.67/4,310,896.44 = 1,747,198/x
  3. Step 3: Cross multiply
    3,123,830.67x = 4,310,896.44 × 1,747,198
  4. Step 4: Simplify right side
    3,123,830.67x = 7,531,989,638,175.12
  5. Step 5: Solve for x
    x = 7,531,989,638,175.12/3,123,830.67
  6. Step 6: Final answer
    x = 2,411,138.90

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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.