Finding the Fourth Proportional to 2,566,748.75, 3,853,907.95 and 1,431,728.56
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Solution
The fourth proportional to 2,566,748.75, 3,853,907.95 and 1,431,728.56 is: 2,149,704.00
Step by Step Solution
- Step 1: Write the proportion equation
2,566,748.75 : 3,853,907.95 = 1,431,728.56 : x - Step 2: Convert to fraction form
2,566,748.75/3,853,907.95 = 1,431,728.56/x - Step 3: Cross multiply
2,566,748.75x = 3,853,907.95 × 1,431,728.56 - Step 4: Simplify right side
2,566,748.75x = 5,517,750,060,356.51 - Step 5: Solve for x
x = 5,517,750,060,356.51/2,566,748.75 - Step 6: Final answer
x = 2,149,704.00
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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.