Finding the Fourth Proportional to 1,625,147.09, 2,242,739.28 and 927,414.01
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Solution
The fourth proportional to 1,625,147.09, 2,242,739.28 and 927,414.01 is: 1,279,852.05
Step by Step Solution
- Step 1: Write the proportion equation
1,625,147.09 : 2,242,739.28 = 927,414.01 : x - Step 2: Convert to fraction form
1,625,147.09/2,242,739.28 = 927,414.01/x - Step 3: Cross multiply
1,625,147.09x = 2,242,739.28 × 927,414.01 - Step 4: Simplify right side
1,625,147.09x = 2,079,947,829,049.31 - Step 5: Solve for x
x = 2,079,947,829,049.31/1,625,147.09 - Step 6: Final answer
x = 1,279,852.05
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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.