Finding the Fourth Proportional to 3,682,128.96, 5,524,518.24 and 1,286,326.08
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Solution
The fourth proportional to 3,682,128.96, 5,524,518.24 and 1,286,326.08 is: 1,929,951.93
Step by Step Solution
- Step 1: Write the proportion equation
3,682,128.96 : 5,524,518.24 = 1,286,326.08 : x - Step 2: Convert to fraction form
3,682,128.96/5,524,518.24 = 1,286,326.08/x - Step 3: Cross multiply
3,682,128.96x = 5,524,518.24 × 1,286,326.08 - Step 4: Simplify right side
3,682,128.96x = 7,106,331,891,547.70 - Step 5: Solve for x
x = 7,106,331,891,547.70/3,682,128.96 - Step 6: Final answer
x = 1,929,951.93
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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.