Home / 4,990,108.37-7,481,944.34-1,957,780.70

Finding the Fourth Proportional to 4,990,108.37, 7,481,944.34 and 1,957,780.70

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Solution

The fourth proportional to 4,990,108.37, 7,481,944.34 and 1,957,780.70 is: 2,935,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,108.37 : 7,481,944.34 = 1,957,780.70 : x
  2. Step 2: Convert to fraction form
    4,990,108.37/7,481,944.34 = 1,957,780.70/x
  3. Step 3: Cross multiply
    4,990,108.37x = 7,481,944.34 × 1,957,780.70
  4. Step 4: Simplify right side
    4,990,108.37x = 14,648,006,189,916.52
  5. Step 5: Solve for x
    x = 14,648,006,189,916.52/4,990,108.37
  6. Step 6: Final answer
    x = 2,935,408.43

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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.