Finding the Fourth Proportional to 2,083,049.12, 2,874,569.76 and 1,177,631.36
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Solution
The fourth proportional to 2,083,049.12, 2,874,569.76 and 1,177,631.36 is: 1,625,109.78
Step by Step Solution
- Step 1: Write the proportion equation
2,083,049.12 : 2,874,569.76 = 1,177,631.36 : x - Step 2: Convert to fraction form
2,083,049.12/2,874,569.76 = 1,177,631.36/x - Step 3: Cross multiply
2,083,049.12x = 2,874,569.76 × 1,177,631.36 - Step 4: Simplify right side
2,083,049.12x = 3,385,183,495,883.67 - Step 5: Solve for x
x = 3,385,183,495,883.67/2,083,049.12 - Step 6: Final answer
x = 1,625,109.78
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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.