Finding the Fourth Proportional to 4,532,770.35, 6,260,840.28 and 3,290,397.85
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Solution
The fourth proportional to 4,532,770.35, 6,260,840.28 and 3,290,397.85 is: 4,544,826.63
Step by Step Solution
- Step 1: Write the proportion equation
4,532,770.35 : 6,260,840.28 = 3,290,397.85 : x - Step 2: Convert to fraction form
4,532,770.35/6,260,840.28 = 3,290,397.85/x - Step 3: Cross multiply
4,532,770.35x = 6,260,840.28 × 3,290,397.85 - Step 4: Simplify right side
4,532,770.35x = 20,600,655,396,505.40 - Step 5: Solve for x
x = 20,600,655,396,505.40/4,532,770.35 - Step 6: Final answer
x = 4,544,826.63
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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.