Finding the Fourth Proportional to 1,445,455.08, 2,171,311.24 and 939,755.96
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Solution
The fourth proportional to 1,445,455.08, 2,171,311.24 and 939,755.96 is: 1,411,668.00
Step by Step Solution
- Step 1: Write the proportion equation
1,445,455.08 : 2,171,311.24 = 939,755.96 : x - Step 2: Convert to fraction form
1,445,455.08/2,171,311.24 = 939,755.96/x - Step 3: Cross multiply
1,445,455.08x = 2,171,311.24 × 939,755.96 - Step 4: Simplify right side
1,445,455.08x = 2,040,502,678,804.99 - Step 5: Solve for x
x = 2,040,502,678,804.99/1,445,455.08 - Step 6: Final answer
x = 1,411,668.00
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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.