Finding the Third Proportional to 888,478 and 1,918,805
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Solution
The third proportional to 888,478 and 1,918,805 is: 4,143,954.75
Step by Step Solution
- Step 1: Write the proportion equation
888,478 : 1,918,805 = 1,918,805 : x - Step 2: Convert to fraction form
888,478/1,918,805 = 1,918,805/x - Step 3: Cross multiply
888,478x = 1,918,805 × 1,918,805 - Step 4: Simplify right side
888,478x = 3,681,812,628,025 - Step 5: Solve for x
x = 3,681,812,628,025/888,478 - Step 6: Final answer
x = 4,143,954.75
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.