Finding the Third Proportional to 817,178 and 1,268,268
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Solution
The third proportional to 817,178 and 1,268,268 is: 1,968,363.95
Step by Step Solution
- Step 1: Write the proportion equation
817,178 : 1,268,268 = 1,268,268 : x - Step 2: Convert to fraction form
817,178/1,268,268 = 1,268,268/x - Step 3: Cross multiply
817,178x = 1,268,268 × 1,268,268 - Step 4: Simplify right side
817,178x = 1,608,503,719,824 - Step 5: Solve for x
x = 1,608,503,719,824/817,178 - Step 6: Final answer
x = 1,968,363.95
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.