Finding the Third Proportional to 774,497 and 1,686,786
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Solution
The third proportional to 774,497 and 1,686,786 is: 3,673,670.80
Step by Step Solution
- Step 1: Write the proportion equation
774,497 : 1,686,786 = 1,686,786 : x - Step 2: Convert to fraction form
774,497/1,686,786 = 1,686,786/x - Step 3: Cross multiply
774,497x = 1,686,786 × 1,686,786 - Step 4: Simplify right side
774,497x = 2,845,247,009,796 - Step 5: Solve for x
x = 2,845,247,009,796/774,497 - Step 6: Final answer
x = 3,673,670.80
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.