Finding the Fourth Proportional to 2,256,236.12, 3,384,112.98 and 636,965.12
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Solution
The fourth proportional to 2,256,236.12, 3,384,112.98 and 636,965.12 is: 955,379.59
Step by Step Solution
- Step 1: Write the proportion equation
2,256,236.12 : 3,384,112.98 = 636,965.12 : x - Step 2: Convert to fraction form
2,256,236.12/3,384,112.98 = 636,965.12/x - Step 3: Cross multiply
2,256,236.12x = 3,384,112.98 × 636,965.12 - Step 4: Simplify right side
2,256,236.12x = 2,155,561,930,399.26 - Step 5: Solve for x
x = 2,155,561,930,399.26/2,256,236.12 - Step 6: Final answer
x = 955,379.59
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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.