Finding the Fourth Proportional to 1,468,676.20, 2,202,884.70 and 403,623.40
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Solution
The fourth proportional to 1,468,676.20, 2,202,884.70 and 403,623.40 is: 605,399.48
Step by Step Solution
- Step 1: Write the proportion equation
1,468,676.20 : 2,202,884.70 = 403,623.40 : x - Step 2: Convert to fraction form
1,468,676.20/2,202,884.70 = 403,623.40/x - Step 3: Cross multiply
1,468,676.20x = 2,202,884.70 × 403,623.40 - Step 4: Simplify right side
1,468,676.20x = 889,135,812,421.98 - Step 5: Solve for x
x = 889,135,812,421.98/1,468,676.20 - Step 6: Final answer
x = 605,399.48
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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.