Finding the Fourth Proportional to 4,029,406.10, 5,560,784.61 and 2,287,197.62
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Solution
The fourth proportional to 4,029,406.10, 5,560,784.61 and 2,287,197.62 is: 3,156,448.62
Step by Step Solution
- Step 1: Write the proportion equation
4,029,406.10 : 5,560,784.61 = 2,287,197.62 : x - Step 2: Convert to fraction form
4,029,406.10/5,560,784.61 = 2,287,197.62/x - Step 3: Cross multiply
4,029,406.10x = 5,560,784.61 × 2,287,197.62 - Step 4: Simplify right side
4,029,406.10x = 12,718,613,325,324.63 - Step 5: Solve for x
x = 12,718,613,325,324.63/4,029,406.10 - Step 6: Final answer
x = 3,156,448.62
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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.