Finding the Third Proportional to 618,936 and 1,357,344
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Solution
The third proportional to 618,936 and 1,357,344 is: 2,976,693.45
Step by Step Solution
- Step 1: Write the proportion equation
618,936 : 1,357,344 = 1,357,344 : x - Step 2: Convert to fraction form
618,936/1,357,344 = 1,357,344/x - Step 3: Cross multiply
618,936x = 1,357,344 × 1,357,344 - Step 4: Simplify right side
618,936x = 1,842,382,734,336 - Step 5: Solve for x
x = 1,842,382,734,336/618,936 - Step 6: Final answer
x = 2,976,693.45
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.