Finding the Fourth Proportional to 1,901,619.11, 2,852,387.05 and 462,310.10
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Solution
The fourth proportional to 1,901,619.11, 2,852,387.05 and 462,310.10 is: 693,455.03
Step by Step Solution
- Step 1: Write the proportion equation
1,901,619.11 : 2,852,387.05 = 462,310.10 : x - Step 2: Convert to fraction form
1,901,619.11/2,852,387.05 = 462,310.10/x - Step 3: Cross multiply
1,901,619.11x = 2,852,387.05 × 462,310.10 - Step 4: Simplify right side
1,901,619.11x = 1,318,687,333,183.59 - Step 5: Solve for x
x = 1,318,687,333,183.59/1,901,619.11 - Step 6: Final answer
x = 693,455.03
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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.