Finding the Third Proportional to 858,493 and 1,787,641
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Solution
The third proportional to 858,493 and 1,787,641 is: 3,722,406.99
Step by Step Solution
- Step 1: Write the proportion equation
858,493 : 1,787,641 = 1,787,641 : x - Step 2: Convert to fraction form
858,493/1,787,641 = 1,787,641/x - Step 3: Cross multiply
858,493x = 1,787,641 × 1,787,641 - Step 4: Simplify right side
858,493x = 3,195,660,344,881 - Step 5: Solve for x
x = 3,195,660,344,881/858,493 - Step 6: Final answer
x = 3,722,406.99
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.