Finding the Fourth Proportional to 6,208,782.18, 9,313,175.82 and 2,793,079.08
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Solution
The fourth proportional to 6,208,782.18, 9,313,175.82 and 2,793,079.08 is: 4,189,619.77
Step by Step Solution
- Step 1: Write the proportion equation
6,208,782.18 : 9,313,175.82 = 2,793,079.08 : x - Step 2: Convert to fraction form
6,208,782.18/9,313,175.82 = 2,793,079.08/x - Step 3: Cross multiply
6,208,782.18x = 9,313,175.82 × 2,793,079.08 - Step 4: Simplify right side
6,208,782.18x = 26,012,436,551,203.85 - Step 5: Solve for x
x = 26,012,436,551,203.85/6,208,782.18 - Step 6: Final answer
x = 4,189,619.77
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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.