Finding the Fourth Proportional to 5,308,794.67, 7,924,435.82 and 4,555,477.09
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Solution
The fourth proportional to 5,308,794.67, 7,924,435.82 and 4,555,477.09 is: 6,799,958.95
Step by Step Solution
- Step 1: Write the proportion equation
5,308,794.67 : 7,924,435.82 = 4,555,477.09 : x - Step 2: Convert to fraction form
5,308,794.67/7,924,435.82 = 4,555,477.09/x - Step 3: Cross multiply
5,308,794.67x = 7,924,435.82 × 4,555,477.09 - Step 4: Simplify right side
5,308,794.67x = 36,099,585,829,185.37 - Step 5: Solve for x
x = 36,099,585,829,185.37/5,308,794.67 - Step 6: Final answer
x = 6,799,958.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.