Finding the Third Proportional to 640,992.23 and 1,367,780.55
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Solution
The third proportional to 640,992.23 and 1,367,780.55 is: 2,918,636.99
Step by Step Solution
- Step 1: Write the proportion equation
640,992.23 : 1,367,780.55 = 1,367,780.55 : x - Step 2: Convert to fraction form
640,992.23/1,367,780.55 = 1,367,780.55/x - Step 3: Cross multiply
640,992.23x = 1,367,780.55 × 1,367,780.55 - Step 4: Simplify right side
640,992.23x = 1,870,823,645,781.25 - Step 5: Solve for x
x = 1,870,823,645,781.25/640,992.23 - Step 6: Final answer
x = 2,918,636.99
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These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.