Finding the Third Proportional to 865,380 and 1,290,864
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Solution
The third proportional to 865,380 and 1,290,864 is: 1,925,547.00
Step by Step Solution
- Step 1: Write the proportion equation
865,380 : 1,290,864 = 1,290,864 : x - Step 2: Convert to fraction form
865,380/1,290,864 = 1,290,864/x - Step 3: Cross multiply
865,380x = 1,290,864 × 1,290,864 - Step 4: Simplify right side
865,380x = 1,666,329,866,496 - Step 5: Solve for x
x = 1,666,329,866,496/865,380 - Step 6: Final answer
x = 1,925,547.00
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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.