Finding the Third Proportional to 663,986 and 1,440,562
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Solution
The third proportional to 663,986 and 1,440,562 is: 3,125,395.53
Step by Step Solution
- Step 1: Write the proportion equation
663,986 : 1,440,562 = 1,440,562 : x - Step 2: Convert to fraction form
663,986/1,440,562 = 1,440,562/x - Step 3: Cross multiply
663,986x = 1,440,562 × 1,440,562 - Step 4: Simplify right side
663,986x = 2,075,218,875,844 - Step 5: Solve for x
x = 2,075,218,875,844/663,986 - Step 6: Final answer
x = 3,125,395.53
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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.