Finding the Fourth Proportional to 2,227,209.10, 3,347,812.05 and 2,185,218.70
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Solution
The fourth proportional to 2,227,209.10, 3,347,812.05 and 2,185,218.70 is: 3,284,694.51
Step by Step Solution
- Step 1: Write the proportion equation
2,227,209.10 : 3,347,812.05 = 2,185,218.70 : x - Step 2: Convert to fraction form
2,227,209.10/3,347,812.05 = 2,185,218.70/x - Step 3: Cross multiply
2,227,209.10x = 3,347,812.05 × 2,185,218.70 - Step 4: Simplify right side
2,227,209.10x = 7,315,701,495,745.34 - Step 5: Solve for x
x = 7,315,701,495,745.34/2,227,209.10 - Step 6: Final answer
x = 3,284,694.51
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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.