Finding the Fourth Proportional to 3,461,063.14, 5,184,353.31 and 2,783,481.94
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Solution
The fourth proportional to 3,461,063.14, 5,184,353.31 and 2,783,481.94 is: 4,169,399.18
Step by Step Solution
- Step 1: Write the proportion equation
3,461,063.14 : 5,184,353.31 = 2,783,481.94 : x - Step 2: Convert to fraction form
3,461,063.14/5,184,353.31 = 2,783,481.94/x - Step 3: Cross multiply
3,461,063.14x = 5,184,353.31 × 2,783,481.94 - Step 4: Simplify right side
3,461,063.14x = 14,430,553,808,964.22 - Step 5: Solve for x
x = 14,430,553,808,964.22/3,461,063.14 - Step 6: Final answer
x = 4,169,399.18
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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.