Finding the Fourth Proportional to 4,490,042.36, 6,737,720.58 and 1,652,147.32
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Solution
The fourth proportional to 4,490,042.36, 6,737,720.58 and 1,652,147.32 is: 2,479,198.66
Step by Step Solution
- Step 1: Write the proportion equation
4,490,042.36 : 6,737,720.58 = 1,652,147.32 : x - Step 2: Convert to fraction form
4,490,042.36/6,737,720.58 = 1,652,147.32/x - Step 3: Cross multiply
4,490,042.36x = 6,737,720.58 × 1,652,147.32 - Step 4: Simplify right side
4,490,042.36x = 11,131,706,999,155.85 - Step 5: Solve for x
x = 11,131,706,999,155.85/4,490,042.36 - Step 6: Final answer
x = 2,479,198.66
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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.