Finding the Fourth Proportional to 2,158,553.16, 3,237,265.57 and 641,827.62
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Solution
The fourth proportional to 2,158,553.16, 3,237,265.57 and 641,827.62 is: 962,573.68
Step by Step Solution
- Step 1: Write the proportion equation
2,158,553.16 : 3,237,265.57 = 641,827.62 : x - Step 2: Convert to fraction form
2,158,553.16/3,237,265.57 = 641,827.62/x - Step 3: Cross multiply
2,158,553.16x = 3,237,265.57 × 641,827.62 - Step 4: Simplify right side
2,158,553.16x = 2,077,766,456,101.04 - Step 5: Solve for x
x = 2,077,766,456,101.04/2,158,553.16 - Step 6: Final answer
x = 962,573.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.