Finding the Fourth Proportional to 1,525,043.12, 2,287,581.12 and 460,094.48
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Solution
The fourth proportional to 1,525,043.12, 2,287,581.12 and 460,094.48 is: 690,146.68
Step by Step Solution
- Step 1: Write the proportion equation
1,525,043.12 : 2,287,581.12 = 460,094.48 : x - Step 2: Convert to fraction form
1,525,043.12/2,287,581.12 = 460,094.48/x - Step 3: Cross multiply
1,525,043.12x = 2,287,581.12 × 460,094.48 - Step 4: Simplify right side
1,525,043.12x = 1,052,503,445,864.22 - Step 5: Solve for x
x = 1,052,503,445,864.22/1,525,043.12 - Step 6: Final answer
x = 690,146.68
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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.