Finding the Fourth Proportional to 2,012,442.06, 2,777,213.07 and 1,107,024.06
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Solution
The fourth proportional to 2,012,442.06, 2,777,213.07 and 1,107,024.06 is: 1,527,716.87
Step by Step Solution
- Step 1: Write the proportion equation
2,012,442.06 : 2,777,213.07 = 1,107,024.06 : x - Step 2: Convert to fraction form
2,012,442.06/2,777,213.07 = 1,107,024.06/x - Step 3: Cross multiply
2,012,442.06x = 2,777,213.07 × 1,107,024.06 - Step 4: Simplify right side
2,012,442.06x = 3,074,441,688,236.46 - Step 5: Solve for x
x = 3,074,441,688,236.46/2,012,442.06 - Step 6: Final answer
x = 1,527,716.87
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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.