Finding the Fourth Proportional to 2,566,761.14, 3,853,926.60 and 1,431,740.96
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Solution
The fourth proportional to 2,566,761.14, 3,853,926.60 and 1,431,740.96 is: 2,149,722.65
Step by Step Solution
- Step 1: Write the proportion equation
2,566,761.14 : 3,853,926.60 = 1,431,740.96 : x - Step 2: Convert to fraction form
2,566,761.14/3,853,926.60 = 1,431,740.96/x - Step 3: Cross multiply
2,566,761.14x = 3,853,926.60 × 1,431,740.96 - Step 4: Simplify right side
2,566,761.14x = 5,517,824,570,053.54 - Step 5: Solve for x
x = 5,517,824,570,053.54/2,566,761.14 - Step 6: Final answer
x = 2,149,722.65
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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.