Finding the Fourth Proportional to 1,588,887.96, 2,192,639.38 and 863,753.94
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Solution
The fourth proportional to 1,588,887.96, 2,192,639.38 and 863,753.94 is: 1,191,966.30
Step by Step Solution
- Step 1: Write the proportion equation
1,588,887.96 : 2,192,639.38 = 863,753.94 : x - Step 2: Convert to fraction form
1,588,887.96/2,192,639.38 = 863,753.94/x - Step 3: Cross multiply
1,588,887.96x = 2,192,639.38 × 863,753.94 - Step 4: Simplify right side
1,588,887.96x = 1,893,900,910,471.40 - Step 5: Solve for x
x = 1,893,900,910,471.40/1,588,887.96 - Step 6: Final answer
x = 1,191,966.30
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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.