Finding the Fourth Proportional to 3,256,233.42, 4,493,752.12 and 1,805,842.42
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Solution
The fourth proportional to 3,256,233.42, 4,493,752.12 and 1,805,842.42 is: 2,492,145.73
Step by Step Solution
- Step 1: Write the proportion equation
3,256,233.42 : 4,493,752.12 = 1,805,842.42 : x - Step 2: Convert to fraction form
3,256,233.42/4,493,752.12 = 1,805,842.42/x - Step 3: Cross multiply
3,256,233.42x = 4,493,752.12 × 1,805,842.42 - Step 4: Simplify right side
3,256,233.42x = 8,115,008,203,260.93 - Step 5: Solve for x
x = 8,115,008,203,260.93/3,256,233.42 - Step 6: Final answer
x = 2,492,145.73
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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.