Finding the Fourth Proportional to 2,214,427.12, 3,321,640.72 and 531,530.62
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Solution
The fourth proportional to 2,214,427.12, 3,321,640.72 and 531,530.62 is: 797,295.94
Step by Step Solution
- Step 1: Write the proportion equation
2,214,427.12 : 3,321,640.72 = 531,530.62 : x - Step 2: Convert to fraction form
2,214,427.12/3,321,640.72 = 531,530.62/x - Step 3: Cross multiply
2,214,427.12x = 3,321,640.72 × 531,530.62 - Step 4: Simplify right side
2,214,427.12x = 1,765,553,742,682.54 - Step 5: Solve for x
x = 1,765,553,742,682.54/2,214,427.12 - Step 6: Final answer
x = 797,295.94
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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.