Finding the Fourth Proportional to 3,694,926.68, 5,101,398.09 and 3,307,070.43
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Solution
The fourth proportional to 3,694,926.68, 5,101,398.09 and 3,307,070.43 is: 4,565,904.61
Step by Step Solution
- Step 1: Write the proportion equation
3,694,926.68 : 5,101,398.09 = 3,307,070.43 : x - Step 2: Convert to fraction form
3,694,926.68/5,101,398.09 = 3,307,070.43/x - Step 3: Cross multiply
3,694,926.68x = 5,101,398.09 × 3,307,070.43 - Step 4: Simplify right side
3,694,926.68x = 16,870,682,755,967.24 - Step 5: Solve for x
x = 16,870,682,755,967.24/3,694,926.68 - Step 6: Final answer
x = 4,565,904.61
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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.