Finding the Fourth Proportional to 4,536,761.62, 6,805,142.44 and 1,341,638.92
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Solution
The fourth proportional to 4,536,761.62, 6,805,142.44 and 1,341,638.92 is: 2,012,458.38
Step by Step Solution
- Step 1: Write the proportion equation
4,536,761.62 : 6,805,142.44 = 1,341,638.92 : x - Step 2: Convert to fraction form
4,536,761.62/6,805,142.44 = 1,341,638.92/x - Step 3: Cross multiply
4,536,761.62x = 6,805,142.44 × 1,341,638.92 - Step 4: Simplify right side
4,536,761.62x = 9,130,043,953,647.77 - Step 5: Solve for x
x = 9,130,043,953,647.77/4,536,761.62 - Step 6: Final answer
x = 2,012,458.38
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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.