Finding the Third Proportional to 769,473 and 1,669,356
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Solution
The third proportional to 769,473 and 1,669,356 is: 3,621,633.84
Step by Step Solution
- Step 1: Write the proportion equation
769,473 : 1,669,356 = 1,669,356 : x - Step 2: Convert to fraction form
769,473/1,669,356 = 1,669,356/x - Step 3: Cross multiply
769,473x = 1,669,356 × 1,669,356 - Step 4: Simplify right side
769,473x = 2,786,749,454,736 - Step 5: Solve for x
x = 2,786,749,454,736/769,473 - Step 6: Final answer
x = 3,621,633.84
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.