Finding the Fourth Proportional to 3,189,172, 4,785,750.18 and 1,295,912.80
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Solution
The fourth proportional to 3,189,172, 4,785,750.18 and 1,295,912.80 is: 1,944,678.72
Step by Step Solution
- Step 1: Write the proportion equation
3,189,172 : 4,785,750.18 = 1,295,912.80 : x - Step 2: Convert to fraction form
3,189,172/4,785,750.18 = 1,295,912.80/x - Step 3: Cross multiply
3,189,172x = 4,785,750.18 × 1,295,912.80 - Step 4: Simplify right side
3,189,172x = 6,201,914,915,864.30 - Step 5: Solve for x
x = 6,201,914,915,864.30/3,189,172 - Step 6: Final answer
x = 1,944,678.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.