Finding the Fourth Proportional to 2,680,979.66, 4,021,434.46 and 659,241.09
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Solution
The fourth proportional to 2,680,979.66, 4,021,434.46 and 659,241.09 is: 988,853.02
Step by Step Solution
- Step 1: Write the proportion equation
2,680,979.66 : 4,021,434.46 = 659,241.09 : x - Step 2: Convert to fraction form
2,680,979.66/4,021,434.46 = 659,241.09/x - Step 3: Cross multiply
2,680,979.66x = 4,021,434.46 × 659,241.09 - Step 4: Simplify right side
2,680,979.66x = 2,651,094,836,773.96 - Step 5: Solve for x
x = 2,651,094,836,773.96/2,680,979.66 - Step 6: Final answer
x = 988,853.02
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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.