Finding the Fourth Proportional to 4,534,229.80, 6,785,598.30 and 3,117,053.80
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Solution
The fourth proportional to 4,534,229.80, 6,785,598.30 and 3,117,053.80 is: 4,664,755.85
Step by Step Solution
- Step 1: Write the proportion equation
4,534,229.80 : 6,785,598.30 = 3,117,053.80 : x - Step 2: Convert to fraction form
4,534,229.80/6,785,598.30 = 3,117,053.80/x - Step 3: Cross multiply
4,534,229.80x = 6,785,598.30 × 3,117,053.80 - Step 4: Simplify right side
4,534,229.80x = 21,151,074,966,288.54 - Step 5: Solve for x
x = 21,151,074,966,288.54/4,534,229.80 - Step 6: Final answer
x = 4,664,755.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.