Finding the Fourth Proportional to 1,517,458.50, 2,276,189.37 and 452,473.74
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Solution
The fourth proportional to 1,517,458.50, 2,276,189.37 and 452,473.74 is: 678,711.09
Step by Step Solution
- Step 1: Write the proportion equation
1,517,458.50 : 2,276,189.37 = 452,473.74 : x - Step 2: Convert to fraction form
1,517,458.50/2,276,189.37 = 452,473.74/x - Step 3: Cross multiply
1,517,458.50x = 2,276,189.37 × 452,473.74 - Step 4: Simplify right side
1,517,458.50x = 1,029,915,917,192.14 - Step 5: Solve for x
x = 1,029,915,917,192.14/1,517,458.50 - Step 6: Final answer
x = 678,711.09
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1.5x scale
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.