Finding the Fourth Proportional to 2,971,550.12, 4,100,697.06 and 1,682,357
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Solution
The fourth proportional to 2,971,550.12, 4,100,697.06 and 1,682,357 is: 2,321,628.82
Step by Step Solution
- Step 1: Write the proportion equation
2,971,550.12 : 4,100,697.06 = 1,682,357 : x - Step 2: Convert to fraction form
2,971,550.12/4,100,697.06 = 1,682,357/x - Step 3: Cross multiply
2,971,550.12x = 4,100,697.06 × 1,682,357 - Step 4: Simplify right side
2,971,550.12x = 6,898,836,403,770.42 - Step 5: Solve for x
x = 6,898,836,403,770.42/2,971,550.12 - Step 6: Final answer
x = 2,321,628.82
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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.