Finding the Third Proportional to 831,874.50 and 1,284,495.75
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Solution
The third proportional to 831,874.50 and 1,284,495.75 is: 1,983,387.32
Step by Step Solution
- Step 1: Write the proportion equation
831,874.50 : 1,284,495.75 = 1,284,495.75 : x - Step 2: Convert to fraction form
831,874.50/1,284,495.75 = 1,284,495.75/x - Step 3: Cross multiply
831,874.50x = 1,284,495.75 × 1,284,495.75 - Step 4: Simplify right side
831,874.50x = 1,649,929,331,768.06 - Step 5: Solve for x
x = 1,649,929,331,768.06/831,874.50 - Step 6: Final answer
x = 1,983,387.32
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.