Finding the Fourth Proportional to 3,759,192.10, 5,187,689.58 and 2,040,312.97
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Solution
The fourth proportional to 3,759,192.10, 5,187,689.58 and 2,040,312.97 is: 2,815,634.33
Step by Step Solution
- Step 1: Write the proportion equation
3,759,192.10 : 5,187,689.58 = 2,040,312.97 : x - Step 2: Convert to fraction form
3,759,192.10/5,187,689.58 = 2,040,312.97/x - Step 3: Cross multiply
3,759,192.10x = 5,187,689.58 × 2,040,312.97 - Step 4: Simplify right side
3,759,192.10x = 10,584,510,334,407.85 - Step 5: Solve for x
x = 10,584,510,334,407.85/3,759,192.10 - Step 6: Final answer
x = 2,815,634.33
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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.