Finding the Fourth Proportional to 3,523,717.12, 4,862,599.68 and 1,914,050.56
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Solution
The fourth proportional to 3,523,717.12, 4,862,599.68 and 1,914,050.56 is: 2,641,319.19
Step by Step Solution
- Step 1: Write the proportion equation
3,523,717.12 : 4,862,599.68 = 1,914,050.56 : x - Step 2: Convert to fraction form
3,523,717.12/4,862,599.68 = 1,914,050.56/x - Step 3: Cross multiply
3,523,717.12x = 4,862,599.68 × 1,914,050.56 - Step 4: Simplify right side
3,523,717.12x = 9,307,261,640,559.82 - Step 5: Solve for x
x = 9,307,261,640,559.82/3,523,717.12 - Step 6: Final answer
x = 2,641,319.19
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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.