Finding the Fourth Proportional to 3,417,478.58, 5,126,524.05 and 988,593.68
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Solution
The fourth proportional to 3,417,478.58, 5,126,524.05 and 988,593.68 is: 1,482,979.09
Step by Step Solution
- Step 1: Write the proportion equation
3,417,478.58 : 5,126,524.05 = 988,593.68 : x - Step 2: Convert to fraction form
3,417,478.58/5,126,524.05 = 988,593.68/x - Step 3: Cross multiply
3,417,478.58x = 5,126,524.05 × 988,593.68 - Step 4: Simplify right side
3,417,478.58x = 5,068,049,276,198.00 - Step 5: Solve for x
x = 5,068,049,276,198.00/3,417,478.58 - Step 6: Final answer
x = 1,482,979.09
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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.