Finding the Fourth Proportional to 1,382,816.26, 2,074,438.07 and 471,785.41
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Solution
The fourth proportional to 1,382,816.26, 2,074,438.07 and 471,785.41 is: 707,751.02
Step by Step Solution
- Step 1: Write the proportion equation
1,382,816.26 : 2,074,438.07 = 471,785.41 : x - Step 2: Convert to fraction form
1,382,816.26/2,074,438.07 = 471,785.41/x - Step 3: Cross multiply
1,382,816.26x = 2,074,438.07 × 471,785.41 - Step 4: Simplify right side
1,382,816.26x = 978,689,618,704.77 - Step 5: Solve for x
x = 978,689,618,704.77/1,382,816.26 - Step 6: Final answer
x = 707,751.02
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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.