Finding the Fourth Proportional to 3,546,527.96, 4,894,214.01 and 2,018,635.09
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Solution
The fourth proportional to 3,546,527.96, 4,894,214.01 and 2,018,635.09 is: 2,785,719.51
Step by Step Solution
- Step 1: Write the proportion equation
3,546,527.96 : 4,894,214.01 = 2,018,635.09 : x - Step 2: Convert to fraction form
3,546,527.96/4,894,214.01 = 2,018,635.09/x - Step 3: Cross multiply
3,546,527.96x = 4,894,214.01 × 2,018,635.09 - Step 4: Simplify right side
3,546,527.96x = 9,879,632,138,555.61 - Step 5: Solve for x
x = 9,879,632,138,555.61/3,546,527.96 - Step 6: Final answer
x = 2,785,719.51
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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.