Finding the Fourth Proportional to 3,909,494.70, 5,859,576.45 and 1,635,014.70
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Solution
The fourth proportional to 3,909,494.70, 5,859,576.45 and 1,635,014.70 is: 2,450,570.82
Step by Step Solution
- Step 1: Write the proportion equation
3,909,494.70 : 5,859,576.45 = 1,635,014.70 : x - Step 2: Convert to fraction form
3,909,494.70/5,859,576.45 = 1,635,014.70/x - Step 3: Cross multiply
3,909,494.70x = 5,859,576.45 × 1,635,014.70 - Step 4: Simplify right side
3,909,494.70x = 9,580,493,631,523.82 - Step 5: Solve for x
x = 9,580,493,631,523.82/3,909,494.70 - Step 6: Final answer
x = 2,450,570.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.