Finding the Third Proportional to 1,330,317 and 2,918,148.19
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Solution
The third proportional to 1,330,317 and 2,918,148.19 is: 6,401,172.69
Step by Step Solution
- Step 1: Write the proportion equation
1,330,317 : 2,918,148.19 = 2,918,148.19 : x - Step 2: Convert to fraction form
1,330,317/2,918,148.19 = 2,918,148.19/x - Step 3: Cross multiply
1,330,317x = 2,918,148.19 × 2,918,148.19 - Step 4: Simplify right side
1,330,317x = 8,515,588,844,209.54 - Step 5: Solve for x
x = 8,515,588,844,209.54/1,330,317 - Step 6: Final answer
x = 6,401,172.69
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.