Finding the Third Proportional to 816,122.25 and 1,267,970.63
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Solution
The third proportional to 816,122.25 and 1,267,970.63 is: 1,969,986.12
Step by Step Solution
- Step 1: Write the proportion equation
816,122.25 : 1,267,970.63 = 1,267,970.63 : x - Step 2: Convert to fraction form
816,122.25/1,267,970.63 = 1,267,970.63/x - Step 3: Cross multiply
816,122.25x = 1,267,970.63 × 1,267,970.63 - Step 4: Simplify right side
816,122.25x = 1,607,749,505,862.89 - Step 5: Solve for x
x = 1,607,749,505,862.89/816,122.25 - Step 6: Final answer
x = 1,969,986.12
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.