Finding the Fourth Proportional to 1,467,623.10, 2,201,434.65 and 1,231,427.10
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Solution
The fourth proportional to 1,467,623.10, 2,201,434.65 and 1,231,427.10 is: 1,847,140.65
Step by Step Solution
- Step 1: Write the proportion equation
1,467,623.10 : 2,201,434.65 = 1,231,427.10 : x - Step 2: Convert to fraction form
1,467,623.10/2,201,434.65 = 1,231,427.10/x - Step 3: Cross multiply
1,467,623.10x = 2,201,434.65 × 1,231,427.10 - Step 4: Simplify right side
1,467,623.10x = 2,710,906,286,889.02 - Step 5: Solve for x
x = 2,710,906,286,889.02/1,467,623.10 - Step 6: Final answer
x = 1,847,140.65
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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.