Finding the Fourth Proportional to 1,629,391.56, 2,248,040.22 and 940,972.49
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Solution
The fourth proportional to 1,629,391.56, 2,248,040.22 and 940,972.49 is: 1,298,241.65
Step by Step Solution
- Step 1: Write the proportion equation
1,629,391.56 : 2,248,040.22 = 940,972.49 : x - Step 2: Convert to fraction form
1,629,391.56/2,248,040.22 = 940,972.49/x - Step 3: Cross multiply
1,629,391.56x = 2,248,040.22 × 940,972.49 - Step 4: Simplify right side
1,629,391.56x = 2,115,343,992,193.35 - Step 5: Solve for x
x = 2,115,343,992,193.35/1,629,391.56 - Step 6: Final answer
x = 1,298,241.65
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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.