Finding the Fourth Proportional to 2,544,371.55, 3,816,557.33 and 861,475.05
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Solution
The fourth proportional to 2,544,371.55, 3,816,557.33 and 861,475.05 is: 1,292,212.58
Step by Step Solution
- Step 1: Write the proportion equation
2,544,371.55 : 3,816,557.33 = 861,475.05 : x - Step 2: Convert to fraction form
2,544,371.55/3,816,557.33 = 861,475.05/x - Step 3: Cross multiply
2,544,371.55x = 3,816,557.33 × 861,475.05 - Step 4: Simplify right side
2,544,371.55x = 3,287,868,912,382.24 - Step 5: Solve for x
x = 3,287,868,912,382.24/2,544,371.55 - Step 6: Final answer
x = 1,292,212.58
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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.