Finding the Third Proportional to 782,353.69 and 1,249,278.19
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Solution
The third proportional to 782,353.69 and 1,249,278.19 is: 1,994,872.67
Step by Step Solution
- Step 1: Write the proportion equation
782,353.69 : 1,249,278.19 = 1,249,278.19 : x - Step 2: Convert to fraction form
782,353.69/1,249,278.19 = 1,249,278.19/x - Step 3: Cross multiply
782,353.69x = 1,249,278.19 × 1,249,278.19 - Step 4: Simplify right side
782,353.69x = 1,560,695,989,763.29 - Step 5: Solve for x
x = 1,560,695,989,763.29/782,353.69 - Step 6: Final answer
x = 1,994,872.67
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.