Finding the Fourth Proportional to 1,028,554.24, 1,541,886.12 and 354,475.44
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Solution
The fourth proportional to 1,028,554.24, 1,541,886.12 and 354,475.44 is: 531,387.40
Step by Step Solution
- Step 1: Write the proportion equation
1,028,554.24 : 1,541,886.12 = 354,475.44 : x - Step 2: Convert to fraction form
1,028,554.24/1,541,886.12 = 354,475.44/x - Step 3: Cross multiply
1,028,554.24x = 1,541,886.12 × 354,475.44 - Step 4: Simplify right side
1,028,554.24x = 546,560,760,816.89 - Step 5: Solve for x
x = 546,560,760,816.89/1,028,554.24 - Step 6: Final answer
x = 531,387.40
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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.