Finding the Fourth Proportional to 1,055,982.19, 1,581,348.84 and 966,391.69
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Solution
The fourth proportional to 1,055,982.19, 1,581,348.84 and 966,391.69 is: 1,447,185.75
Step by Step Solution
- Step 1: Write the proportion equation
1,055,982.19 : 1,581,348.84 = 966,391.69 : x - Step 2: Convert to fraction form
1,055,982.19/1,581,348.84 = 966,391.69/x - Step 3: Cross multiply
1,055,982.19x = 1,581,348.84 × 966,391.69 - Step 4: Simplify right side
1,055,982.19x = 1,528,202,377,967.14 - Step 5: Solve for x
x = 1,528,202,377,967.14/1,055,982.19 - Step 6: Final answer
x = 1,447,185.75
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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.