Finding the Fourth Proportional to 1,468,843.86, 2,203,265.79 and 403,998.42
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Solution
The fourth proportional to 1,468,843.86, 2,203,265.79 and 403,998.42 is: 605,997.63
Step by Step Solution
- Step 1: Write the proportion equation
1,468,843.86 : 2,203,265.79 = 403,998.42 : x - Step 2: Convert to fraction form
1,468,843.86/2,203,265.79 = 403,998.42/x - Step 3: Cross multiply
1,468,843.86x = 2,203,265.79 × 403,998.42 - Step 4: Simplify right side
1,468,843.86x = 890,115,898,000.05 - Step 5: Solve for x
x = 890,115,898,000.05/1,468,843.86 - Step 6: Final answer
x = 605,997.63
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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.