Finding the Fourth Proportional to 1,879,256.72, 2,593,375.94 and 1,019,816.97
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Solution
The fourth proportional to 1,879,256.72, 2,593,375.94 and 1,019,816.97 is: 1,407,348.32
Step by Step Solution
- Step 1: Write the proportion equation
1,879,256.72 : 2,593,375.94 = 1,019,816.97 : x - Step 2: Convert to fraction form
1,879,256.72/2,593,375.94 = 1,019,816.97/x - Step 3: Cross multiply
1,879,256.72x = 2,593,375.94 × 1,019,816.97 - Step 4: Simplify right side
1,879,256.72x = 2,644,768,793,201.70 - Step 5: Solve for x
x = 2,644,768,793,201.70/1,879,256.72 - Step 6: Final answer
x = 1,407,348.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.