Finding the Third Proportional to 1,212,720 and 2,640,588.75
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Solution
The third proportional to 1,212,720 and 2,640,588.75 is: 5,749,644.56
Step by Step Solution
- Step 1: Write the proportion equation
1,212,720 : 2,640,588.75 = 2,640,588.75 : x - Step 2: Convert to fraction form
1,212,720/2,640,588.75 = 2,640,588.75/x - Step 3: Cross multiply
1,212,720x = 2,640,588.75 × 2,640,588.75 - Step 4: Simplify right side
1,212,720x = 6,972,708,946,626.56 - Step 5: Solve for x
x = 6,972,708,946,626.56/1,212,720 - Step 6: Final answer
x = 5,749,644.56
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.