Finding the Fourth Proportional to 1,806,243.66, 2,492,695.08 and 1,080,953.46
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Solution
The fourth proportional to 1,806,243.66, 2,492,695.08 and 1,080,953.46 is: 1,491,762.95
Step by Step Solution
- Step 1: Write the proportion equation
1,806,243.66 : 2,492,695.08 = 1,080,953.46 : x - Step 2: Convert to fraction form
1,806,243.66/2,492,695.08 = 1,080,953.46/x - Step 3: Cross multiply
1,806,243.66x = 2,492,695.08 × 1,080,953.46 - Step 4: Simplify right side
1,806,243.66x = 2,694,487,371,450.98 - Step 5: Solve for x
x = 2,694,487,371,450.98/1,806,243.66 - Step 6: Final answer
x = 1,491,762.95
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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.