Home / 2,971,105.20-4,449,389.49-2,683,562.76

Finding the Fourth Proportional to 2,971,105.20, 4,449,389.49 and 2,683,562.76

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Solution

The fourth proportional to 2,971,105.20, 4,449,389.49 and 2,683,562.76 is: 4,018,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,105.20 : 4,449,389.49 = 2,683,562.76 : x
  2. Step 2: Convert to fraction form
    2,971,105.20/4,449,389.49 = 2,683,562.76/x
  3. Step 3: Cross multiply
    2,971,105.20x = 4,449,389.49 × 2,683,562.76
  4. Step 4: Simplify right side
    2,971,105.20x = 11,940,215,940,099.39
  5. Step 5: Solve for x
    x = 11,940,215,940,099.39/2,971,105.20
  6. Step 6: Final answer
    x = 4,018,779.25

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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.