Finding the Fourth Proportional to 1,028,569.58, 1,542,955.91 and 354,562.18
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Solution
The fourth proportional to 1,028,569.58, 1,542,955.91 and 354,562.18 is: 531,878.27
Step by Step Solution
- Step 1: Write the proportion equation
1,028,569.58 : 1,542,955.91 = 354,562.18 : x - Step 2: Convert to fraction form
1,028,569.58/1,542,955.91 = 354,562.18/x - Step 3: Cross multiply
1,028,569.58x = 1,542,955.91 × 354,562.18 - Step 4: Simplify right side
1,028,569.58x = 547,073,811,093.48 - Step 5: Solve for x
x = 547,073,811,093.48/1,028,569.58 - Step 6: Final answer
x = 531,878.27
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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.