Finding the Fourth Proportional to 2,462,138.19, 3,397,662.05 and 1,544,861.79
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Solution
The fourth proportional to 2,462,138.19, 3,397,662.05 and 1,544,861.79 is: 2,131,853.64
Step by Step Solution
- Step 1: Write the proportion equation
2,462,138.19 : 3,397,662.05 = 1,544,861.79 : x - Step 2: Convert to fraction form
2,462,138.19/3,397,662.05 = 1,544,861.79/x - Step 3: Cross multiply
2,462,138.19x = 3,397,662.05 × 1,544,861.79 - Step 4: Simplify right side
2,462,138.19x = 5,248,918,268,653.76 - Step 5: Solve for x
x = 5,248,918,268,653.76/2,462,138.19 - Step 6: Final answer
x = 2,131,853.64
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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.