Finding the Fourth Proportional to 1,072,739.49, 1,606,451.97 and 734,610.12
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Solution
The fourth proportional to 1,072,739.49, 1,606,451.97 and 734,610.12 is: 1,100,095.49
Step by Step Solution
- Step 1: Write the proportion equation
1,072,739.49 : 1,606,451.97 = 734,610.12 : x - Step 2: Convert to fraction form
1,072,739.49/1,606,451.97 = 734,610.12/x - Step 3: Cross multiply
1,072,739.49x = 1,606,451.97 × 734,610.12 - Step 4: Simplify right side
1,072,739.49x = 1,180,115,874,455.94 - Step 5: Solve for x
x = 1,180,115,874,455.94/1,072,739.49 - Step 6: Final answer
x = 1,100,095.49
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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.