Finding the Fourth Proportional to 4,440,577.92, 6,128,146.08 and 2,721,366.42
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Solution
The fourth proportional to 4,440,577.92, 6,128,146.08 and 2,721,366.42 is: 3,755,576.70
Step by Step Solution
- Step 1: Write the proportion equation
4,440,577.92 : 6,128,146.08 = 2,721,366.42 : x - Step 2: Convert to fraction form
4,440,577.92/6,128,146.08 = 2,721,366.42/x - Step 3: Cross multiply
4,440,577.92x = 6,128,146.08 × 2,721,366.42 - Step 4: Simplify right side
4,440,577.92x = 16,676,930,958,966.63 - Step 5: Solve for x
x = 16,676,930,958,966.63/4,440,577.92 - Step 6: Final answer
x = 3,755,576.70
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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.