Finding the Fourth Proportional to 3,589,691.99, 4,953,806.56 and 1,958,106.61
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Solution
The fourth proportional to 3,589,691.99, 4,953,806.56 and 1,958,106.61 is: 2,702,204.36
Step by Step Solution
- Step 1: Write the proportion equation
3,589,691.99 : 4,953,806.56 = 1,958,106.61 : x - Step 2: Convert to fraction form
3,589,691.99/4,953,806.56 = 1,958,106.61/x - Step 3: Cross multiply
3,589,691.99x = 4,953,806.56 × 1,958,106.61 - Step 4: Simplify right side
3,589,691.99x = 9,700,081,352,517.58 - Step 5: Solve for x
x = 9,700,081,352,517.58/3,589,691.99 - Step 6: Final answer
x = 2,702,204.36
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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.