Finding the Fourth Proportional to 3,411,629.88, 4,704,211.04 and 2,789,493.99
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Solution
The fourth proportional to 3,411,629.88, 4,704,211.04 and 2,789,493.99 is: 3,846,363.43
Step by Step Solution
- Step 1: Write the proportion equation
3,411,629.88 : 4,704,211.04 = 2,789,493.99 : x - Step 2: Convert to fraction form
3,411,629.88/4,704,211.04 = 2,789,493.99/x - Step 3: Cross multiply
3,411,629.88x = 4,704,211.04 × 2,789,493.99 - Step 4: Simplify right side
3,411,629.88x = 13,122,368,423,771.65 - Step 5: Solve for x
x = 13,122,368,423,771.65/3,411,629.88 - Step 6: Final answer
x = 3,846,363.43
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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.