Finding the Fourth Proportional to 3,034,920.64, 4,552,380.97 and 1,686,438.31
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Solution
The fourth proportional to 3,034,920.64, 4,552,380.97 and 1,686,438.31 is: 2,529,657.47
Step by Step Solution
- Step 1: Write the proportion equation
3,034,920.64 : 4,552,380.97 = 1,686,438.31 : x - Step 2: Convert to fraction form
3,034,920.64/4,552,380.97 = 1,686,438.31/x - Step 3: Cross multiply
3,034,920.64x = 4,552,380.97 × 1,686,438.31 - Step 4: Simplify right side
3,034,920.64x = 7,677,309,669,522.96 - Step 5: Solve for x
x = 7,677,309,669,522.96/3,034,920.64 - Step 6: Final answer
x = 2,529,657.47
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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.