Finding the Fourth Proportional to 4,207,514.88, 5,807,560.32 and 2,489,235.84
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Solution
The fourth proportional to 4,207,514.88, 5,807,560.32 and 2,489,235.84 is: 3,435,849.36
Step by Step Solution
- Step 1: Write the proportion equation
4,207,514.88 : 5,807,560.32 = 2,489,235.84 : x - Step 2: Convert to fraction form
4,207,514.88/5,807,560.32 = 2,489,235.84/x - Step 3: Cross multiply
4,207,514.88x = 5,807,560.32 × 2,489,235.84 - Step 4: Simplify right side
4,207,514.88x = 14,456,387,291,505.87 - Step 5: Solve for x
x = 14,456,387,291,505.87/4,207,514.88 - Step 6: Final answer
x = 3,435,849.36
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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.