Finding the Fourth Proportional to 1,512,022.53, 2,086,590.19 and 832,959.03
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Solution
The fourth proportional to 1,512,022.53, 2,086,590.19 and 832,959.03 is: 1,149,482.96
Step by Step Solution
- Step 1: Write the proportion equation
1,512,022.53 : 2,086,590.19 = 832,959.03 : x - Step 2: Convert to fraction form
1,512,022.53/2,086,590.19 = 832,959.03/x - Step 3: Cross multiply
1,512,022.53x = 2,086,590.19 × 832,959.03 - Step 4: Simplify right side
1,512,022.53x = 1,738,044,140,669.92 - Step 5: Solve for x
x = 1,738,044,140,669.92/1,512,022.53 - Step 6: Final answer
x = 1,149,482.96
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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.