Finding the Fourth Proportional to 5,806,387.66, 8,012,846.10 and 3,193,060.18
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Solution
The fourth proportional to 5,806,387.66, 8,012,846.10 and 3,193,060.18 is: 4,406,440.17
Step by Step Solution
- Step 1: Write the proportion equation
5,806,387.66 : 8,012,846.10 = 3,193,060.18 : x - Step 2: Convert to fraction form
5,806,387.66/8,012,846.10 = 3,193,060.18/x - Step 3: Cross multiply
5,806,387.66x = 8,012,846.10 × 3,193,060.18 - Step 4: Simplify right side
5,806,387.66x = 25,585,499,810,378.30 - Step 5: Solve for x
x = 25,585,499,810,378.30/5,806,387.66 - Step 6: Final answer
x = 4,406,440.17
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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.