Finding the Fourth Proportional to 1,699,180.20, 2,344,850.64 and 935,217.36
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Solution
The fourth proportional to 1,699,180.20, 2,344,850.64 and 935,217.36 is: 1,290,590.03
Step by Step Solution
- Step 1: Write the proportion equation
1,699,180.20 : 2,344,850.64 = 935,217.36 : x - Step 2: Convert to fraction form
1,699,180.20/2,344,850.64 = 935,217.36/x - Step 3: Cross multiply
1,699,180.20x = 2,344,850.64 × 935,217.36 - Step 4: Simplify right side
1,699,180.20x = 2,192,945,025,135.11 - Step 5: Solve for x
x = 2,192,945,025,135.11/1,699,180.20 - Step 6: Final answer
x = 1,290,590.03
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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.