Finding the Fourth Proportional to 5,351,915.81, 7,385,647.70 and 2,904,526.19
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Solution
The fourth proportional to 5,351,915.81, 7,385,647.70 and 2,904,526.19 is: 4,008,248.25
Step by Step Solution
- Step 1: Write the proportion equation
5,351,915.81 : 7,385,647.70 = 2,904,526.19 : x - Step 2: Convert to fraction form
5,351,915.81/7,385,647.70 = 2,904,526.19/x - Step 3: Cross multiply
5,351,915.81x = 7,385,647.70 × 2,904,526.19 - Step 4: Simplify right side
5,351,915.81x = 21,451,807,174,763.26 - Step 5: Solve for x
x = 21,451,807,174,763.26/5,351,915.81 - Step 6: Final answer
x = 4,008,248.25
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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.