Finding the Fourth Proportional to 1,252,745.24, 1,728,793.02 and 679,785.39
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Solution
The fourth proportional to 1,252,745.24, 1,728,793.02 and 679,785.39 is: 938,106.33
Step by Step Solution
- Step 1: Write the proportion equation
1,252,745.24 : 1,728,793.02 = 679,785.39 : x - Step 2: Convert to fraction form
1,252,745.24/1,728,793.02 = 679,785.39/x - Step 3: Cross multiply
1,252,745.24x = 1,728,793.02 × 679,785.39 - Step 4: Simplify right side
1,252,745.24x = 1,175,208,237,329.98 - Step 5: Solve for x
x = 1,175,208,237,329.98/1,252,745.24 - Step 6: Final answer
x = 938,106.33
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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.