Finding the Fourth Proportional to 4,493,081.14, 6,203,441.90 and 2,658,127.39
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Solution
The fourth proportional to 4,493,081.14, 6,203,441.90 and 2,658,127.39 is: 3,669,984.65
Step by Step Solution
- Step 1: Write the proportion equation
4,493,081.14 : 6,203,441.90 = 2,658,127.39 : x - Step 2: Convert to fraction form
4,493,081.14/6,203,441.90 = 2,658,127.39/x - Step 3: Cross multiply
4,493,081.14x = 6,203,441.90 × 2,658,127.39 - Step 4: Simplify right side
4,493,081.14x = 16,489,538,817,800.36 - Step 5: Solve for x
x = 16,489,538,817,800.36/4,493,081.14 - Step 6: Final answer
x = 3,669,984.65
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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.