Finding the Fourth Proportional to 1,512,027.84, 2,083,727.46 and 1,081,560.60
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Solution
The fourth proportional to 1,512,027.84, 2,083,727.46 and 1,081,560.60 is: 1,490,500.02
Step by Step Solution
- Step 1: Write the proportion equation
1,512,027.84 : 2,083,727.46 = 1,081,560.60 : x - Step 2: Convert to fraction form
1,512,027.84/2,083,727.46 = 1,081,560.60/x - Step 3: Cross multiply
1,512,027.84x = 2,083,727.46 × 1,081,560.60 - Step 4: Simplify right side
1,512,027.84x = 2,253,677,521,874.08 - Step 5: Solve for x
x = 2,253,677,521,874.08/1,512,027.84 - Step 6: Final answer
x = 1,490,500.02
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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.