Finding the Fourth Proportional to 4,227,614.10, 6,341,421.15 and 2,715,959.70
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Solution
The fourth proportional to 4,227,614.10, 6,341,421.15 and 2,715,959.70 is: 4,073,939.55
Step by Step Solution
- Step 1: Write the proportion equation
4,227,614.10 : 6,341,421.15 = 2,715,959.70 : x - Step 2: Convert to fraction form
4,227,614.10/6,341,421.15 = 2,715,959.70/x - Step 3: Cross multiply
4,227,614.10x = 6,341,421.15 × 2,715,959.70 - Step 4: Simplify right side
4,227,614.10x = 17,223,044,284,127.66 - Step 5: Solve for x
x = 17,223,044,284,127.66/4,227,614.10 - Step 6: Final answer
x = 4,073,939.55
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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.