Finding the Third Proportional to 808,638 and 1,268,362
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Solution
The third proportional to 808,638 and 1,268,362 is: 1,989,446.65
Step by Step Solution
- Step 1: Write the proportion equation
808,638 : 1,268,362 = 1,268,362 : x - Step 2: Convert to fraction form
808,638/1,268,362 = 1,268,362/x - Step 3: Cross multiply
808,638x = 1,268,362 × 1,268,362 - Step 4: Simplify right side
808,638x = 1,608,742,163,044 - Step 5: Solve for x
x = 1,608,742,163,044/808,638 - Step 6: Final answer
x = 1,989,446.65
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.