Finding the Fourth Proportional to 2,732,488.26, 3,771,153.64 and 2,272,791.80
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Solution
The fourth proportional to 2,732,488.26, 3,771,153.64 and 2,272,791.80 is: 3,136,718.72
Step by Step Solution
- Step 1: Write the proportion equation
2,732,488.26 : 3,771,153.64 = 2,272,791.80 : x - Step 2: Convert to fraction form
2,732,488.26/3,771,153.64 = 2,272,791.80/x - Step 3: Cross multiply
2,732,488.26x = 3,771,153.64 × 2,272,791.80 - Step 4: Simplify right side
2,732,488.26x = 8,571,047,069,532.15 - Step 5: Solve for x
x = 8,571,047,069,532.15/2,732,488.26 - Step 6: Final answer
x = 3,136,718.72
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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.