Finding the Fourth Proportional to 4,353,980.86, 6,524,768.94 and 3,207,728.62
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Solution
The fourth proportional to 4,353,980.86, 6,524,768.94 and 3,207,728.62 is: 4,807,023.44
Step by Step Solution
- Step 1: Write the proportion equation
4,353,980.86 : 6,524,768.94 = 3,207,728.62 : x - Step 2: Convert to fraction form
4,353,980.86/6,524,768.94 = 3,207,728.62/x - Step 3: Cross multiply
4,353,980.86x = 6,524,768.94 × 3,207,728.62 - Step 4: Simplify right side
4,353,980.86x = 20,929,688,067,725.07 - Step 5: Solve for x
x = 20,929,688,067,725.07/4,353,980.86 - Step 6: Final answer
x = 4,807,023.44
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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.