Finding the Fourth Proportional to 1,613,504.24, 2,421,072.84 and 667,553.84
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Solution
The fourth proportional to 1,613,504.24, 2,421,072.84 and 667,553.84 is: 1,001,668.56
Step by Step Solution
- Step 1: Write the proportion equation
1,613,504.24 : 2,421,072.84 = 667,553.84 : x - Step 2: Convert to fraction form
1,613,504.24/2,421,072.84 = 667,553.84/x - Step 3: Cross multiply
1,613,504.24x = 2,421,072.84 × 667,553.84 - Step 4: Simplify right side
1,613,504.24x = 1,616,196,471,261.71 - Step 5: Solve for x
x = 1,616,196,471,261.71/1,613,504.24 - Step 6: Final answer
x = 1,001,668.56
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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.