Finding the Fourth Proportional to 4,972,231.98, 7,458,347.97 and 3,288,941.82
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Solution
The fourth proportional to 4,972,231.98, 7,458,347.97 and 3,288,941.82 is: 4,933,412.73
Step by Step Solution
- Step 1: Write the proportion equation
4,972,231.98 : 7,458,347.97 = 3,288,941.82 : x - Step 2: Convert to fraction form
4,972,231.98/7,458,347.97 = 3,288,941.82/x - Step 3: Cross multiply
4,972,231.98x = 7,458,347.97 × 3,288,941.82 - Step 4: Simplify right side
4,972,231.98x = 24,530,072,546,645.10 - Step 5: Solve for x
x = 24,530,072,546,645.10/4,972,231.98 - Step 6: Final answer
x = 4,933,412.73
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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.