Finding the Fourth Proportional to 3,287,345.13, 4,536,633.12 and 1,837,043.97
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Solution
The fourth proportional to 3,287,345.13, 4,536,633.12 and 1,837,043.97 is: 2,535,174.80
Step by Step Solution
- Step 1: Write the proportion equation
3,287,345.13 : 4,536,633.12 = 1,837,043.97 : x - Step 2: Convert to fraction form
3,287,345.13/4,536,633.12 = 1,837,043.97/x - Step 3: Cross multiply
3,287,345.13x = 4,536,633.12 × 1,837,043.97 - Step 4: Simplify right side
3,287,345.13x = 8,333,994,517,198.29 - Step 5: Solve for x
x = 8,333,994,517,198.29/3,287,345.13 - Step 6: Final answer
x = 2,535,174.80
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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.