Finding the Fourth Proportional to 4,192,308.48, 5,784,664.86 and 2,356,512.06
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Solution
The fourth proportional to 4,192,308.48, 5,784,664.86 and 2,356,512.06 is: 3,251,581.45
Step by Step Solution
- Step 1: Write the proportion equation
4,192,308.48 : 5,784,664.86 = 2,356,512.06 : x - Step 2: Convert to fraction form
4,192,308.48/5,784,664.86 = 2,356,512.06/x - Step 3: Cross multiply
4,192,308.48x = 5,784,664.86 × 2,356,512.06 - Step 4: Simplify right side
4,192,308.48x = 13,631,632,505,648.21 - Step 5: Solve for x
x = 13,631,632,505,648.21/4,192,308.48 - Step 6: Final answer
x = 3,251,581.45
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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.