Finding the Fourth Proportional to 4,916,640.41, 6,785,459.81 and 2,852,287.37
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Solution
The fourth proportional to 4,916,640.41, 6,785,459.81 and 2,852,287.37 is: 3,936,444.34
Step by Step Solution
- Step 1: Write the proportion equation
4,916,640.41 : 6,785,459.81 = 2,852,287.37 : x - Step 2: Convert to fraction form
4,916,640.41/6,785,459.81 = 2,852,287.37/x - Step 3: Cross multiply
4,916,640.41x = 6,785,459.81 × 2,852,287.37 - Step 4: Simplify right side
4,916,640.41x = 19,354,081,341,826.63 - Step 5: Solve for x
x = 19,354,081,341,826.63/4,916,640.41 - Step 6: Final answer
x = 3,936,444.34
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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.