Finding the Fourth Proportional to 2,355,918.26, 3,251,077.02 and 1,439,680.14
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Solution
The fourth proportional to 2,355,918.26, 3,251,077.02 and 1,439,680.14 is: 1,986,703.49
Step by Step Solution
- Step 1: Write the proportion equation
2,355,918.26 : 3,251,077.02 = 1,439,680.14 : x - Step 2: Convert to fraction form
2,355,918.26/3,251,077.02 = 1,439,680.14/x - Step 3: Cross multiply
2,355,918.26x = 3,251,077.02 × 1,439,680.14 - Step 4: Simplify right side
2,355,918.26x = 4,680,511,019,304.38 - Step 5: Solve for x
x = 4,680,511,019,304.38/2,355,918.26 - Step 6: Final answer
x = 1,986,703.49
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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.