Finding the Fourth Proportional to 1,028,554.74, 1,541,886.87 and 354,475.94
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Solution
The fourth proportional to 1,028,554.74, 1,541,886.87 and 354,475.94 is: 531,388.15
Step by Step Solution
- Step 1: Write the proportion equation
1,028,554.74 : 1,541,886.87 = 354,475.94 : x - Step 2: Convert to fraction form
1,028,554.74/1,541,886.87 = 354,475.94/x - Step 3: Cross multiply
1,028,554.74x = 1,541,886.87 × 354,475.94 - Step 4: Simplify right side
1,028,554.74x = 546,561,797,616.91 - Step 5: Solve for x
x = 546,561,797,616.91/1,028,554.74 - Step 6: Final answer
x = 531,388.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.