Finding the Fourth Proportional to 4,953,770.73, 6,829,876.88 and 3,208,357.02
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Solution
The fourth proportional to 4,953,770.73, 6,829,876.88 and 3,208,357.02 is: 4,423,435.11
Step by Step Solution
- Step 1: Write the proportion equation
4,953,770.73 : 6,829,876.88 = 3,208,357.02 : x - Step 2: Convert to fraction form
4,953,770.73/6,829,876.88 = 3,208,357.02/x - Step 3: Cross multiply
4,953,770.73x = 6,829,876.88 × 3,208,357.02 - Step 4: Simplify right side
4,953,770.73x = 21,912,683,383,492.53 - Step 5: Solve for x
x = 21,912,683,383,492.53/4,953,770.73 - Step 6: Final answer
x = 4,423,435.11
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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.