Finding the Fourth Proportional to 3,036,305.43, 4,555,342.05 and 1,436,668.02
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Solution
The fourth proportional to 3,036,305.43, 4,555,342.05 and 1,436,668.02 is: 2,155,420.26
Step by Step Solution
- Step 1: Write the proportion equation
3,036,305.43 : 4,555,342.05 = 1,436,668.02 : x - Step 2: Convert to fraction form
3,036,305.43/4,555,342.05 = 1,436,668.02/x - Step 3: Cross multiply
3,036,305.43x = 4,555,342.05 × 1,436,668.02 - Step 4: Simplify right side
3,036,305.43x = 6,544,514,243,396.24 - Step 5: Solve for x
x = 6,544,514,243,396.24/3,036,305.43 - Step 6: Final answer
x = 2,155,420.26
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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.