Finding the Fourth Proportional to 5,370,804.84, 7,411,906.20 and 2,923,297.56
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Solution
The fourth proportional to 5,370,804.84, 7,411,906.20 and 2,923,297.56 is: 4,034,257.05
Step by Step Solution
- Step 1: Write the proportion equation
5,370,804.84 : 7,411,906.20 = 2,923,297.56 : x - Step 2: Convert to fraction form
5,370,804.84/7,411,906.20 = 2,923,297.56/x - Step 3: Cross multiply
5,370,804.84x = 7,411,906.20 × 2,923,297.56 - Step 4: Simplify right side
5,370,804.84x = 21,667,207,309,408.87 - Step 5: Solve for x
x = 21,667,207,309,408.87/5,370,804.84 - Step 6: Final answer
x = 4,034,257.05
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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.