Finding the Fourth Proportional to 910,855.80, 1,366,283.70 and 848,647.80
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Solution
The fourth proportional to 910,855.80, 1,366,283.70 and 848,647.80 is: 1,272,971.70
Step by Step Solution
- Step 1: Write the proportion equation
910,855.80 : 1,366,283.70 = 848,647.80 : x - Step 2: Convert to fraction form
910,855.80/1,366,283.70 = 848,647.80/x - Step 3: Cross multiply
910,855.80x = 1,366,283.70 × 848,647.80 - Step 4: Simplify right side
910,855.80x = 1,159,493,656,180.86 - Step 5: Solve for x
x = 1,159,493,656,180.86/910,855.80 - Step 6: Final answer
x = 1,272,971.70
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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.