Finding the Fourth Proportional to 3,590,642.67, 5,381,310.49 and 1,458,249.63
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Solution
The fourth proportional to 3,590,642.67, 5,381,310.49 and 1,458,249.63 is: 2,185,484.54
Step by Step Solution
- Step 1: Write the proportion equation
3,590,642.67 : 5,381,310.49 = 1,458,249.63 : x - Step 2: Convert to fraction form
3,590,642.67/5,381,310.49 = 1,458,249.63/x - Step 3: Cross multiply
3,590,642.67x = 5,381,310.49 × 1,458,249.63 - Step 4: Simplify right side
3,590,642.67x = 7,847,294,030,957.62 - Step 5: Solve for x
x = 7,847,294,030,957.62/3,590,642.67 - Step 6: Final answer
x = 2,185,484.54
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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.