Finding the Fourth Proportional to 4,046,469.20, 6,069,703.80 and 3,548,805.20
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Solution
The fourth proportional to 4,046,469.20, 6,069,703.80 and 3,548,805.20 is: 5,323,207.80
Step by Step Solution
- Step 1: Write the proportion equation
4,046,469.20 : 6,069,703.80 = 3,548,805.20 : x - Step 2: Convert to fraction form
4,046,469.20/6,069,703.80 = 3,548,805.20/x - Step 3: Cross multiply
4,046,469.20x = 6,069,703.80 × 3,548,805.20 - Step 4: Simplify right side
4,046,469.20x = 21,540,196,407,899.76 - Step 5: Solve for x
x = 21,540,196,407,899.76/4,046,469.20 - Step 6: Final answer
x = 5,323,207.80
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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.