Finding the Third Proportional to 447,621.75 and 915,927.75
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Solution
The third proportional to 447,621.75 and 915,927.75 is: 1,874,179.80
Step by Step Solution
- Step 1: Write the proportion equation
447,621.75 : 915,927.75 = 915,927.75 : x - Step 2: Convert to fraction form
447,621.75/915,927.75 = 915,927.75/x - Step 3: Cross multiply
447,621.75x = 915,927.75 × 915,927.75 - Step 4: Simplify right side
447,621.75x = 838,923,643,220.06 - Step 5: Solve for x
x = 838,923,643,220.06/447,621.75 - Step 6: Final answer
x = 1,874,179.80
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.