Finding the Third Proportional to 1,407,135.25 and 3,318,416
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Solution
The third proportional to 1,407,135.25 and 3,318,416 is: 7,825,747.20
Step by Step Solution
- Step 1: Write the proportion equation
1,407,135.25 : 3,318,416 = 3,318,416 : x - Step 2: Convert to fraction form
1,407,135.25/3,318,416 = 3,318,416/x - Step 3: Cross multiply
1,407,135.25x = 3,318,416 × 3,318,416 - Step 4: Simplify right side
1,407,135.25x = 11,011,884,749,056 - Step 5: Solve for x
x = 11,011,884,749,056/1,407,135.25 - Step 6: Final answer
x = 7,825,747.20
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.