Finding the Third Proportional to 991,851 and 1,473,195
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Solution
The third proportional to 991,851 and 1,473,195 is: 2,188,134.62
Step by Step Solution
- Step 1: Write the proportion equation
991,851 : 1,473,195 = 1,473,195 : x - Step 2: Convert to fraction form
991,851/1,473,195 = 1,473,195/x - Step 3: Cross multiply
991,851x = 1,473,195 × 1,473,195 - Step 4: Simplify right side
991,851x = 2,170,303,508,025 - Step 5: Solve for x
x = 2,170,303,508,025/991,851 - Step 6: Final answer
x = 2,188,134.62
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.