Finding the Fourth Proportional to 1,462,715.62, 2,193,728.82 and 823,291.54
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Solution
The fourth proportional to 1,462,715.62, 2,193,728.82 and 823,291.54 is: 1,234,743.35
Step by Step Solution
- Step 1: Write the proportion equation
1,462,715.62 : 2,193,728.82 = 823,291.54 : x - Step 2: Convert to fraction form
1,462,715.62/2,193,728.82 = 823,291.54/x - Step 3: Cross multiply
1,462,715.62x = 2,193,728.82 × 823,291.54 - Step 4: Simplify right side
1,462,715.62x = 1,806,078,378,560.18 - Step 5: Solve for x
x = 1,806,078,378,560.18/1,462,715.62 - Step 6: Final answer
x = 1,234,743.35
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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.