Finding the Third Proportional to 768,990 and 1,682,733
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Solution
The third proportional to 768,990 and 1,682,733 is: 3,682,219.99
Step by Step Solution
- Step 1: Write the proportion equation
768,990 : 1,682,733 = 1,682,733 : x - Step 2: Convert to fraction form
768,990/1,682,733 = 1,682,733/x - Step 3: Cross multiply
768,990x = 1,682,733 × 1,682,733 - Step 4: Simplify right side
768,990x = 2,831,590,349,289 - Step 5: Solve for x
x = 2,831,590,349,289/768,990 - Step 6: Final answer
x = 3,682,219.99
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.