Finding the Fourth Proportional to 2,289,249.81, 3,433,948.02 and 1,151,390.97
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Solution
The fourth proportional to 2,289,249.81, 3,433,948.02 and 1,151,390.97 is: 1,727,123.32
Step by Step Solution
- Step 1: Write the proportion equation
2,289,249.81 : 3,433,948.02 = 1,151,390.97 : x - Step 2: Convert to fraction form
2,289,249.81/3,433,948.02 = 1,151,390.97/x - Step 3: Cross multiply
2,289,249.81x = 3,433,948.02 × 1,151,390.97 - Step 4: Simplify right side
2,289,249.81x = 3,953,816,741,677.38 - Step 5: Solve for x
x = 3,953,816,741,677.38/2,289,249.81 - Step 6: Final answer
x = 1,727,123.32
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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.