Finding the Fourth Proportional to 2,921,618.73, 4,382,898.97 and 899,861.97
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Solution
The fourth proportional to 2,921,618.73, 4,382,898.97 and 899,861.97 is: 1,349,937.99
Step by Step Solution
- Step 1: Write the proportion equation
2,921,618.73 : 4,382,898.97 = 899,861.97 : x - Step 2: Convert to fraction form
2,921,618.73/4,382,898.97 = 899,861.97/x - Step 3: Cross multiply
2,921,618.73x = 4,382,898.97 × 899,861.97 - Step 4: Simplify right side
2,921,618.73x = 3,944,004,101,455.17 - Step 5: Solve for x
x = 3,944,004,101,455.17/2,921,618.73 - Step 6: Final answer
x = 1,349,937.99
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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.