Finding the Fourth Proportional to 1,629,342.58, 2,248,416.97 and 904,183.95
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Solution
The fourth proportional to 1,629,342.58, 2,248,416.97 and 904,183.95 is: 1,247,731.80
Step by Step Solution
- Step 1: Write the proportion equation
1,629,342.58 : 2,248,416.97 = 904,183.95 : x - Step 2: Convert to fraction form
1,629,342.58/2,248,416.97 = 904,183.95/x - Step 3: Cross multiply
1,629,342.58x = 2,248,416.97 × 904,183.95 - Step 4: Simplify right side
1,629,342.58x = 2,032,982,544,005.38 - Step 5: Solve for x
x = 2,032,982,544,005.38/1,629,342.58 - Step 6: Final answer
x = 1,247,731.80
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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.