Finding the Third Proportional to 788,201 and 1,639,303
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Solution
The third proportional to 788,201 and 1,639,303 is: 3,409,427.70
Step by Step Solution
- Step 1: Write the proportion equation
788,201 : 1,639,303 = 1,639,303 : x - Step 2: Convert to fraction form
788,201/1,639,303 = 1,639,303/x - Step 3: Cross multiply
788,201x = 1,639,303 × 1,639,303 - Step 4: Simplify right side
788,201x = 2,687,314,325,809 - Step 5: Solve for x
x = 2,687,314,325,809/788,201 - Step 6: Final answer
x = 3,409,427.70
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.