Home / 3,162,669.10-4,744,003.68-766,513.74

Finding the Fourth Proportional to 3,162,669.10, 4,744,003.68 and 766,513.74

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Solution

The fourth proportional to 3,162,669.10, 4,744,003.68 and 766,513.74 is: 1,149,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,669.10 : 4,744,003.68 = 766,513.74 : x
  2. Step 2: Convert to fraction form
    3,162,669.10/4,744,003.68 = 766,513.74/x
  3. Step 3: Cross multiply
    3,162,669.10x = 4,744,003.68 × 766,513.74
  4. Step 4: Simplify right side
    3,162,669.10x = 3,636,344,003,330.56
  5. Step 5: Solve for x
    x = 3,636,344,003,330.56/3,162,669.10
  6. Step 6: Final answer
    x = 1,149,770.62

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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.