Home / 3,162,817.09-4,744,183.68-766,682.77

Finding the Fourth Proportional to 3,162,817.09, 4,744,183.68 and 766,682.77

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Solution

The fourth proportional to 3,162,817.09, 4,744,183.68 and 766,682.77 is: 1,150,013.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,817.09 : 4,744,183.68 = 766,682.77 : x
  2. Step 2: Convert to fraction form
    3,162,817.09/4,744,183.68 = 766,682.77/x
  3. Step 3: Cross multiply
    3,162,817.09x = 4,744,183.68 × 766,682.77
  4. Step 4: Simplify right side
    3,162,817.09x = 3,637,283,885,171.19
  5. Step 5: Solve for x
    x = 3,637,283,885,171.19/3,162,817.09
  6. Step 6: Final answer
    x = 1,150,013.98

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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.