Finding the Fourth Proportional to 1,517,816.90, 2,276,475.98 and 544,979.84
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Solution
The fourth proportional to 1,517,816.90, 2,276,475.98 and 544,979.84 is: 817,380.21
Step by Step Solution
- Step 1: Write the proportion equation
1,517,816.90 : 2,276,475.98 = 544,979.84 : x - Step 2: Convert to fraction form
1,517,816.90/2,276,475.98 = 544,979.84/x - Step 3: Cross multiply
1,517,816.90x = 2,276,475.98 × 544,979.84 - Step 4: Simplify right side
1,517,816.90x = 1,240,633,501,236.96 - Step 5: Solve for x
x = 1,240,633,501,236.96/1,517,816.90 - Step 6: Final answer
x = 817,380.21
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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.