Finding the Fourth Proportional to 3,523,542.28, 4,862,891.70 and 1,975,222.14
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Solution
The fourth proportional to 3,523,542.28, 4,862,891.70 and 1,975,222.14 is: 2,726,032.66
Step by Step Solution
- Step 1: Write the proportion equation
3,523,542.28 : 4,862,891.70 = 1,975,222.14 : x - Step 2: Convert to fraction form
3,523,542.28/4,862,891.70 = 1,975,222.14/x - Step 3: Cross multiply
3,523,542.28x = 4,862,891.70 × 1,975,222.14 - Step 4: Simplify right side
3,523,542.28x = 9,605,291,350,262.24 - Step 5: Solve for x
x = 9,605,291,350,262.24/3,523,542.28 - Step 6: Final answer
x = 2,726,032.66
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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.