Finding the Fourth Proportional to 4,555,673.80, 6,841,383.90 and 2,429,909.80
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Solution
The fourth proportional to 4,555,673.80, 6,841,383.90 and 2,429,909.80 is: 3,649,064.12
Step by Step Solution
- Step 1: Write the proportion equation
4,555,673.80 : 6,841,383.90 = 2,429,909.80 : x - Step 2: Convert to fraction form
4,555,673.80/6,841,383.90 = 2,429,909.80/x - Step 3: Cross multiply
4,555,673.80x = 6,841,383.90 × 2,429,909.80 - Step 4: Simplify right side
4,555,673.80x = 16,623,945,784,172.22 - Step 5: Solve for x
x = 16,623,945,784,172.22/4,555,673.80 - Step 6: Final answer
x = 3,649,064.12
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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.