Finding the Fourth Proportional to 3,278,567.24, 4,524,452.22 and 1,808,532.05
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Solution
The fourth proportional to 3,278,567.24, 4,524,452.22 and 1,808,532.05 is: 2,495,790.47
Step by Step Solution
- Step 1: Write the proportion equation
3,278,567.24 : 4,524,452.22 = 1,808,532.05 : x - Step 2: Convert to fraction form
3,278,567.24/4,524,452.22 = 1,808,532.05/x - Step 3: Cross multiply
3,278,567.24x = 4,524,452.22 × 1,808,532.05 - Step 4: Simplify right side
3,278,567.24x = 8,182,616,866,656.78 - Step 5: Solve for x
x = 8,182,616,866,656.78/3,278,567.24 - Step 6: Final answer
x = 2,495,790.47
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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.