Finding the Fourth Proportional to 1,613,896.91, 2,226,509.26 and 960,392.08
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Solution
The fourth proportional to 1,613,896.91, 2,226,509.26 and 960,392.08 is: 1,324,943.28
Step by Step Solution
- Step 1: Write the proportion equation
1,613,896.91 : 2,226,509.26 = 960,392.08 : x - Step 2: Convert to fraction form
1,613,896.91/2,226,509.26 = 960,392.08/x - Step 3: Cross multiply
1,613,896.91x = 2,226,509.26 × 960,392.08 - Step 4: Simplify right side
1,613,896.91x = 2,138,321,859,350.66 - Step 5: Solve for x
x = 2,138,321,859,350.66/1,613,896.91 - Step 6: Final answer
x = 1,324,943.28
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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.