Finding the Fourth Proportional to 3,695,083.21, 5,542,622.46 and 2,690,595.12
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Solution
The fourth proportional to 3,695,083.21, 5,542,622.46 and 2,690,595.12 is: 4,035,890.97
Step by Step Solution
- Step 1: Write the proportion equation
3,695,083.21 : 5,542,622.46 = 2,690,595.12 : x - Step 2: Convert to fraction form
3,695,083.21/5,542,622.46 = 2,690,595.12/x - Step 3: Cross multiply
3,695,083.21x = 5,542,622.46 × 2,690,595.12 - Step 4: Simplify right side
3,695,083.21x = 14,912,952,942,878.40 - Step 5: Solve for x
x = 14,912,952,942,878.40/3,695,083.21 - Step 6: Final answer
x = 4,035,890.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.