Finding the Fourth Proportional to 2,072,672.14, 3,110,755.08 and 875,453.67
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Solution
The fourth proportional to 2,072,672.14, 3,110,755.08 and 875,453.67 is: 1,313,918.34
Step by Step Solution
- Step 1: Write the proportion equation
2,072,672.14 : 3,110,755.08 = 875,453.67 : x - Step 2: Convert to fraction form
2,072,672.14/3,110,755.08 = 875,453.67/x - Step 3: Cross multiply
2,072,672.14x = 3,110,755.08 × 875,453.67 - Step 4: Simplify right side
2,072,672.14x = 2,723,321,931,326.10 - Step 5: Solve for x
x = 2,723,321,931,326.10/2,072,672.14 - Step 6: Final answer
x = 1,313,918.34
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1.5x scale
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.