Finding the Fourth Proportional to 1,461,682.65, 2,192,523.98 and 1,107,388.65
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Solution
The fourth proportional to 1,461,682.65, 2,192,523.98 and 1,107,388.65 is: 1,661,082.98
Step by Step Solution
- Step 1: Write the proportion equation
1,461,682.65 : 2,192,523.98 = 1,107,388.65 : x - Step 2: Convert to fraction form
1,461,682.65/2,192,523.98 = 1,107,388.65/x - Step 3: Cross multiply
1,461,682.65x = 2,192,523.98 × 1,107,388.65 - Step 4: Simplify right side
1,461,682.65x = 2,427,976,164,767.88 - Step 5: Solve for x
x = 2,427,976,164,767.88/1,461,682.65 - Step 6: Final answer
x = 1,661,082.98
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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.