Finding the Fourth Proportional to 2,986,548.80, 4,481,572.80 and 1,093,481.60
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Solution
The fourth proportional to 2,986,548.80, 4,481,572.80 and 1,093,481.60 is: 1,640,862.99
Step by Step Solution
- Step 1: Write the proportion equation
2,986,548.80 : 4,481,572.80 = 1,093,481.60 : x - Step 2: Convert to fraction form
2,986,548.80/4,481,572.80 = 1,093,481.60/x - Step 3: Cross multiply
2,986,548.80x = 4,481,572.80 × 1,093,481.60 - Step 4: Simplify right side
2,986,548.80x = 4,900,517,395,860.48 - Step 5: Solve for x
x = 4,900,517,395,860.48/2,986,548.80 - Step 6: Final answer
x = 1,640,862.99
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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.