Finding the Fourth Proportional to 4,221,497.25, 6,332,157.18 and 1,026,640.17
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Solution
The fourth proportional to 4,221,497.25, 6,332,157.18 and 1,026,640.17 is: 1,539,938.68
Step by Step Solution
- Step 1: Write the proportion equation
4,221,497.25 : 6,332,157.18 = 1,026,640.17 : x - Step 2: Convert to fraction form
4,221,497.25/6,332,157.18 = 1,026,640.17/x - Step 3: Cross multiply
4,221,497.25x = 6,332,157.18 × 1,026,640.17 - Step 4: Simplify right side
4,221,497.25x = 6,500,846,923,741.92 - Step 5: Solve for x
x = 6,500,846,923,741.92/4,221,497.25 - Step 6: Final answer
x = 1,539,938.68
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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.