Finding the Third Proportional to 721,397 and 1,125,768
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Solution
The third proportional to 721,397 and 1,125,768 is: 1,756,804.63
Step by Step Solution
- Step 1: Write the proportion equation
721,397 : 1,125,768 = 1,125,768 : x - Step 2: Convert to fraction form
721,397/1,125,768 = 1,125,768/x - Step 3: Cross multiply
721,397x = 1,125,768 × 1,125,768 - Step 4: Simplify right side
721,397x = 1,267,353,589,824 - Step 5: Solve for x
x = 1,267,353,589,824/721,397 - Step 6: Final answer
x = 1,756,804.63
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.