Finding the Third Proportional to 683,787 and 1,487,979.75
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Solution
The third proportional to 683,787 and 1,487,979.75 is: 3,237,972.84
Step by Step Solution
- Step 1: Write the proportion equation
683,787 : 1,487,979.75 = 1,487,979.75 : x - Step 2: Convert to fraction form
683,787/1,487,979.75 = 1,487,979.75/x - Step 3: Cross multiply
683,787x = 1,487,979.75 × 1,487,979.75 - Step 4: Simplify right side
683,787x = 2,214,083,736,410.06 - Step 5: Solve for x
x = 2,214,083,736,410.06/683,787 - Step 6: Final answer
x = 3,237,972.84
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.