Finding the Fourth Proportional to 4,068,493.43, 6,102,740.09 and 3,170,606.91
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Solution
The fourth proportional to 4,068,493.43, 6,102,740.09 and 3,170,606.91 is: 4,755,910.32
Step by Step Solution
- Step 1: Write the proportion equation
4,068,493.43 : 6,102,740.09 = 3,170,606.91 : x - Step 2: Convert to fraction form
4,068,493.43/6,102,740.09 = 3,170,606.91/x - Step 3: Cross multiply
4,068,493.43x = 6,102,740.09 × 3,170,606.91 - Step 4: Simplify right side
4,068,493.43x = 19,349,389,883,434.99 - Step 5: Solve for x
x = 19,349,389,883,434.99/4,068,493.43 - Step 6: Final answer
x = 4,755,910.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.