Finding the Fourth Proportional to 4,045,220.91, 5,582,423.88 and 2,209,704.66
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Solution
The fourth proportional to 4,045,220.91, 5,582,423.88 and 2,209,704.66 is: 3,049,402.82
Step by Step Solution
- Step 1: Write the proportion equation
4,045,220.91 : 5,582,423.88 = 2,209,704.66 : x - Step 2: Convert to fraction form
4,045,220.91/5,582,423.88 = 2,209,704.66/x - Step 3: Cross multiply
4,045,220.91x = 5,582,423.88 × 2,209,704.66 - Step 4: Simplify right side
4,045,220.91x = 12,335,508,061,731.28 - Step 5: Solve for x
x = 12,335,508,061,731.28/4,045,220.91 - Step 6: Final answer
x = 3,049,402.82
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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.