Finding the Fourth Proportional to 910,857.80, 1,366,286.70 and 848,649.80
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Solution
The fourth proportional to 910,857.80, 1,366,286.70 and 848,649.80 is: 1,272,974.70
Step by Step Solution
- Step 1: Write the proportion equation
910,857.80 : 1,366,286.70 = 848,649.80 : x - Step 2: Convert to fraction form
910,857.80/1,366,286.70 = 848,649.80/x - Step 3: Cross multiply
910,857.80x = 1,366,286.70 × 848,649.80 - Step 4: Simplify right side
910,857.80x = 1,159,498,934,697.66 - Step 5: Solve for x
x = 1,159,498,934,697.66/910,857.80 - Step 6: Final answer
x = 1,272,974.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.