Finding the Fourth Proportional to 5,549,283.50, 7,651,042.79 and 4,244,136.57
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Solution
The fourth proportional to 5,549,283.50, 7,651,042.79 and 4,244,136.57 is: 5,851,578.95
Step by Step Solution
- Step 1: Write the proportion equation
5,549,283.50 : 7,651,042.79 = 4,244,136.57 : x - Step 2: Convert to fraction form
5,549,283.50/7,651,042.79 = 4,244,136.57/x - Step 3: Cross multiply
5,549,283.50x = 7,651,042.79 × 4,244,136.57 - Step 4: Simplify right side
5,549,283.50x = 32,472,070,482,453.15 - Step 5: Solve for x
x = 32,472,070,482,453.15/5,549,283.50 - Step 6: Final answer
x = 5,851,578.95
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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.