Finding the Fourth Proportional to 995,135.34, 1,372,201.50 and 672,284.87
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Solution
The fourth proportional to 995,135.34, 1,372,201.50 and 672,284.87 is: 927,019.94
Step by Step Solution
- Step 1: Write the proportion equation
995,135.34 : 1,372,201.50 = 672,284.87 : x - Step 2: Convert to fraction form
995,135.34/1,372,201.50 = 672,284.87/x - Step 3: Cross multiply
995,135.34x = 1,372,201.50 × 672,284.87 - Step 4: Simplify right side
995,135.34x = 922,510,300,180.30 - Step 5: Solve for x
x = 922,510,300,180.30/995,135.34 - Step 6: Final answer
x = 927,019.94
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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.