Finding the Fourth Proportional to 3,737,067.24, 5,157,152.58 and 2,018,187.58
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Solution
The fourth proportional to 3,737,067.24, 5,157,152.58 and 2,018,187.58 is: 2,785,098.75
Step by Step Solution
- Step 1: Write the proportion equation
3,737,067.24 : 5,157,152.58 = 2,018,187.58 : x - Step 2: Convert to fraction form
3,737,067.24/5,157,152.58 = 2,018,187.58/x - Step 3: Cross multiply
3,737,067.24x = 5,157,152.58 × 2,018,187.58 - Step 4: Simplify right side
3,737,067.24x = 10,408,101,285,120.96 - Step 5: Solve for x
x = 10,408,101,285,120.96/3,737,067.24 - Step 6: Final answer
x = 2,785,098.75
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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.