Finding the Fourth Proportional to 5,915,600.75, 8,163,529.04 and 3,199,346.75
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Solution
The fourth proportional to 5,915,600.75, 8,163,529.04 and 3,199,346.75 is: 4,415,098.52
Step by Step Solution
- Step 1: Write the proportion equation
5,915,600.75 : 8,163,529.04 = 3,199,346.75 : x - Step 2: Convert to fraction form
5,915,600.75/8,163,529.04 = 3,199,346.75/x - Step 3: Cross multiply
5,915,600.75x = 8,163,529.04 × 3,199,346.75 - Step 4: Simplify right side
5,915,600.75x = 26,117,960,102,654.62 - Step 5: Solve for x
x = 26,117,960,102,654.62/5,915,600.75 - Step 6: Final answer
x = 4,415,098.52
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1.5x scale
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.