Finding the Fourth Proportional to 1,115,460.99, 1,672,892.60 and 484,224.75
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Solution
The fourth proportional to 1,115,460.99, 1,672,892.60 and 484,224.75 is: 726,207.38
Step by Step Solution
- Step 1: Write the proportion equation
1,115,460.99 : 1,672,892.60 = 484,224.75 : x - Step 2: Convert to fraction form
1,115,460.99/1,672,892.60 = 484,224.75/x - Step 3: Cross multiply
1,115,460.99x = 1,672,892.60 × 484,224.75 - Step 4: Simplify right side
1,115,460.99x = 810,055,998,590.73 - Step 5: Solve for x
x = 810,055,998,590.73/1,115,460.99 - Step 6: Final answer
x = 726,207.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.