Finding the Fourth Proportional to 4,448,433.48, 6,138,456.62 and 2,588,193.16
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Solution
The fourth proportional to 4,448,433.48, 6,138,456.62 and 2,588,193.16 is: 3,571,484.55
Step by Step Solution
- Step 1: Write the proportion equation
4,448,433.48 : 6,138,456.62 = 2,588,193.16 : x - Step 2: Convert to fraction form
4,448,433.48/6,138,456.62 = 2,588,193.16/x - Step 3: Cross multiply
4,448,433.48x = 6,138,456.62 × 2,588,193.16 - Step 4: Simplify right side
4,448,433.48x = 15,887,511,436,840.72 - Step 5: Solve for x
x = 15,887,511,436,840.72/4,448,433.48 - Step 6: Final answer
x = 3,571,484.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.