Home / 2,828,456.70-4,238,019.45-2,408,552.70

Finding the Fourth Proportional to 2,828,456.70, 4,238,019.45 and 2,408,552.70

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Solution

The fourth proportional to 2,828,456.70, 4,238,019.45 and 2,408,552.70 is: 3,608,856.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,456.70 : 4,238,019.45 = 2,408,552.70 : x
  2. Step 2: Convert to fraction form
    2,828,456.70/4,238,019.45 = 2,408,552.70/x
  3. Step 3: Cross multiply
    2,828,456.70x = 4,238,019.45 × 2,408,552.70
  4. Step 4: Simplify right side
    2,828,456.70x = 10,207,493,188,950.02
  5. Step 5: Solve for x
    x = 10,207,493,188,950.02/2,828,456.70
  6. Step 6: Final answer
    x = 3,608,856.09

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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.