Home / 1,997,193.92-2,755,819.32-1,137,644.96

Finding the Fourth Proportional to 1,997,193.92, 2,755,819.32 and 1,137,644.96

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Solution

The fourth proportional to 1,997,193.92, 2,755,819.32 and 1,137,644.96 is: 1,569,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,193.92 : 2,755,819.32 = 1,137,644.96 : x
  2. Step 2: Convert to fraction form
    1,997,193.92/2,755,819.32 = 1,137,644.96/x
  3. Step 3: Cross multiply
    1,997,193.92x = 2,755,819.32 × 1,137,644.96
  4. Step 4: Simplify right side
    1,997,193.92x = 3,135,143,960,068.63
  5. Step 5: Solve for x
    x = 3,135,143,960,068.63/1,997,193.92
  6. Step 6: Final answer
    x = 1,569,774.44

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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.