Finding the Fourth Proportional to 3,388,704.61, 4,676,445.97 and 1,839,978.99
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Solution
The fourth proportional to 3,388,704.61, 4,676,445.97 and 1,839,978.99 is: 2,539,189.25
Step by Step Solution
- Step 1: Write the proportion equation
3,388,704.61 : 4,676,445.97 = 1,839,978.99 : x - Step 2: Convert to fraction form
3,388,704.61/4,676,445.97 = 1,839,978.99/x - Step 3: Cross multiply
3,388,704.61x = 4,676,445.97 × 1,839,978.99 - Step 4: Simplify right side
3,388,704.61x = 8,604,562,328,070.22 - Step 5: Solve for x
x = 8,604,562,328,070.22/3,388,704.61 - Step 6: Final answer
x = 2,539,189.25
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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.