Finding the Third Proportional to 451,316.25 and 991,203.75
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Solution
The third proportional to 451,316.25 and 991,203.75 is: 2,176,932.19
Step by Step Solution
- Step 1: Write the proportion equation
451,316.25 : 991,203.75 = 991,203.75 : x - Step 2: Convert to fraction form
451,316.25/991,203.75 = 991,203.75/x - Step 3: Cross multiply
451,316.25x = 991,203.75 × 991,203.75 - Step 4: Simplify right side
451,316.25x = 982,484,874,014.06 - Step 5: Solve for x
x = 982,484,874,014.06/451,316.25 - Step 6: Final answer
x = 2,176,932.19
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.