Finding the Fourth Proportional to 2,351,211.30, 3,526,816.95 and 1,449,729.90
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Solution
The fourth proportional to 2,351,211.30, 3,526,816.95 and 1,449,729.90 is: 2,174,594.85
Step by Step Solution
- Step 1: Write the proportion equation
2,351,211.30 : 3,526,816.95 = 1,449,729.90 : x - Step 2: Convert to fraction form
2,351,211.30/3,526,816.95 = 1,449,729.90/x - Step 3: Cross multiply
2,351,211.30x = 3,526,816.95 × 1,449,729.90 - Step 4: Simplify right side
2,351,211.30x = 5,112,931,984,241.81 - Step 5: Solve for x
x = 5,112,931,984,241.81/2,351,211.30 - Step 6: Final answer
x = 2,174,594.85
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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.