Finding the Fourth Proportional to 3,590,048.20, 4,944,188.58 and 3,511,666.12
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Solution
The fourth proportional to 3,590,048.20, 4,944,188.58 and 3,511,666.12 is: 4,836,241.34
Step by Step Solution
- Step 1: Write the proportion equation
3,590,048.20 : 4,944,188.58 = 3,511,666.12 : x - Step 2: Convert to fraction form
3,590,048.20/4,944,188.58 = 3,511,666.12/x - Step 3: Cross multiply
3,590,048.20x = 4,944,188.58 × 3,511,666.12 - Step 4: Simplify right side
3,590,048.20x = 17,362,339,527,276.91 - Step 5: Solve for x
x = 17,362,339,527,276.91/3,590,048.20 - Step 6: Final answer
x = 4,836,241.34
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1.5x scale
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.