Finding the Fourth Proportional to 2,552,680.07, 3,522,651.47 and 1,391,135.66
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Solution
The fourth proportional to 2,552,680.07, 3,522,651.47 and 1,391,135.66 is: 1,919,741.59
Step by Step Solution
- Step 1: Write the proportion equation
2,552,680.07 : 3,522,651.47 = 1,391,135.66 : x - Step 2: Convert to fraction form
2,552,680.07/3,522,651.47 = 1,391,135.66/x - Step 3: Cross multiply
2,552,680.07x = 3,522,651.47 × 1,391,135.66 - Step 4: Simplify right side
2,552,680.07x = 4,900,486,099,166.24 - Step 5: Solve for x
x = 4,900,486,099,166.24/2,552,680.07 - Step 6: Final answer
x = 1,919,741.59
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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.