Finding the Third Proportional to 772,449.75 and 1,131,021
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Solution
The third proportional to 772,449.75 and 1,131,021 is: 1,656,041.06
Step by Step Solution
- Step 1: Write the proportion equation
772,449.75 : 1,131,021 = 1,131,021 : x - Step 2: Convert to fraction form
772,449.75/1,131,021 = 1,131,021/x - Step 3: Cross multiply
772,449.75x = 1,131,021 × 1,131,021 - Step 4: Simplify right side
772,449.75x = 1,279,208,502,441 - Step 5: Solve for x
x = 1,279,208,502,441/772,449.75 - Step 6: Final answer
x = 1,656,041.06
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.