Finding the Fourth Proportional to 5,229,709.98, 7,827,691.05 and 2,701,887.90
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Solution
The fourth proportional to 5,229,709.98, 7,827,691.05 and 2,701,887.90 is: 4,044,114.07
Step by Step Solution
- Step 1: Write the proportion equation
5,229,709.98 : 7,827,691.05 = 2,701,887.90 : x - Step 2: Convert to fraction form
5,229,709.98/7,827,691.05 = 2,701,887.90/x - Step 3: Cross multiply
5,229,709.98x = 7,827,691.05 × 2,701,887.90 - Step 4: Simplify right side
5,229,709.98x = 21,149,543,732,933.29 - Step 5: Solve for x
x = 21,149,543,732,933.29/5,229,709.98 - Step 6: Final answer
x = 4,044,114.07
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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.