Finding the Third Proportional to 991,773 and 1,473,079
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Solution
The third proportional to 991,773 and 1,473,079 is: 2,187,962.10
Step by Step Solution
- Step 1: Write the proportion equation
991,773 : 1,473,079 = 1,473,079 : x - Step 2: Convert to fraction form
991,773/1,473,079 = 1,473,079/x - Step 3: Cross multiply
991,773x = 1,473,079 × 1,473,079 - Step 4: Simplify right side
991,773x = 2,169,961,740,241 - Step 5: Solve for x
x = 2,169,961,740,241/991,773 - Step 6: Final answer
x = 2,187,962.10
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.