Finding the Fourth Proportional to 1,783,979.91, 2,461,893.54 and 968,183.40
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Solution
The fourth proportional to 1,783,979.91, 2,461,893.54 and 968,183.40 is: 1,336,093.78
Step by Step Solution
- Step 1: Write the proportion equation
1,783,979.91 : 2,461,893.54 = 968,183.40 : x - Step 2: Convert to fraction form
1,783,979.91/2,461,893.54 = 968,183.40/x - Step 3: Cross multiply
1,783,979.91x = 2,461,893.54 × 968,183.40 - Step 4: Simplify right side
1,783,979.91x = 2,383,564,457,995.24 - Step 5: Solve for x
x = 2,383,564,457,995.24/1,783,979.91 - Step 6: Final answer
x = 1,336,093.78
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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.