Finding the Fourth Proportional to 1,793,106.49, 2,474,487.86 and 1,018,738.67
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Solution
The fourth proportional to 1,793,106.49, 2,474,487.86 and 1,018,738.67 is: 1,405,859.88
Step by Step Solution
- Step 1: Write the proportion equation
1,793,106.49 : 2,474,487.86 = 1,018,738.67 : x - Step 2: Convert to fraction form
1,793,106.49/2,474,487.86 = 1,018,738.67/x - Step 3: Cross multiply
1,793,106.49x = 2,474,487.86 × 1,018,738.67 - Step 4: Simplify right side
1,793,106.49x = 2,520,856,471,427.55 - Step 5: Solve for x
x = 2,520,856,471,427.55/1,793,106.49 - Step 6: Final answer
x = 1,405,859.88
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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.