Home / 2,083,408.20-3,125,112.30-663,607.80

Finding the Fourth Proportional to 2,083,408.20, 3,125,112.30 and 663,607.80

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Solution

The fourth proportional to 2,083,408.20, 3,125,112.30 and 663,607.80 is: 995,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,408.20 : 3,125,112.30 = 663,607.80 : x
  2. Step 2: Convert to fraction form
    2,083,408.20/3,125,112.30 = 663,607.80/x
  3. Step 3: Cross multiply
    2,083,408.20x = 3,125,112.30 × 663,607.80
  4. Step 4: Simplify right side
    2,083,408.20x = 2,073,848,898,155.94
  5. Step 5: Solve for x
    x = 2,073,848,898,155.94/2,083,408.20
  6. Step 6: Final answer
    x = 995,411.70

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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.