Home / 2,997,949.61-4,137,408.77-1,910,709.29

Finding the Fourth Proportional to 2,997,949.61, 4,137,408.77 and 1,910,709.29

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Solution

The fourth proportional to 2,997,949.61, 4,137,408.77 and 1,910,709.29 is: 2,636,930.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,949.61 : 4,137,408.77 = 1,910,709.29 : x
  2. Step 2: Convert to fraction form
    2,997,949.61/4,137,408.77 = 1,910,709.29/x
  3. Step 3: Cross multiply
    2,997,949.61x = 4,137,408.77 × 1,910,709.29
  4. Step 4: Simplify right side
    2,997,949.61x = 7,905,385,343,125.88
  5. Step 5: Solve for x
    x = 7,905,385,343,125.88/2,997,949.61
  6. Step 6: Final answer
    x = 2,636,930.70

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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.