Finding the Third Proportional to 768,534.75 and 1,643,478.19
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Solution
The third proportional to 768,534.75 and 1,643,478.19 is: 3,514,506.73
Step by Step Solution
- Step 1: Write the proportion equation
768,534.75 : 1,643,478.19 = 1,643,478.19 : x - Step 2: Convert to fraction form
768,534.75/1,643,478.19 = 1,643,478.19/x - Step 3: Cross multiply
768,534.75x = 1,643,478.19 × 1,643,478.19 - Step 4: Simplify right side
768,534.75x = 2,701,020,552,788.29 - Step 5: Solve for x
x = 2,701,020,552,788.29/768,534.75 - Step 6: Final answer
x = 3,514,506.73
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.