Finding the Third Proportional to 986,782 and 2,125,829
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Solution
The third proportional to 986,782 and 2,125,829 is: 4,579,683.19
Step by Step Solution
- Step 1: Write the proportion equation
986,782 : 2,125,829 = 2,125,829 : x - Step 2: Convert to fraction form
986,782/2,125,829 = 2,125,829/x - Step 3: Cross multiply
986,782x = 2,125,829 × 2,125,829 - Step 4: Simplify right side
986,782x = 4,519,148,937,241 - Step 5: Solve for x
x = 4,519,148,937,241/986,782 - Step 6: Final answer
x = 4,579,683.19
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.