Finding the Fourth Proportional to 2,375,961.16, 3,278,975.70 and 1,302,873.16
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Solution
The fourth proportional to 2,375,961.16, 3,278,975.70 and 1,302,873.16 is: 1,798,046.83
Step by Step Solution
- Step 1: Write the proportion equation
2,375,961.16 : 3,278,975.70 = 1,302,873.16 : x - Step 2: Convert to fraction form
2,375,961.16/3,278,975.70 = 1,302,873.16/x - Step 3: Cross multiply
2,375,961.16x = 3,278,975.70 × 1,302,873.16 - Step 4: Simplify right side
2,375,961.16x = 4,272,089,431,822.21 - Step 5: Solve for x
x = 4,272,089,431,822.21/2,375,961.16 - Step 6: Final answer
x = 1,798,046.83
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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.