Finding the Fourth Proportional to 1,517,105.14, 2,276,555.49 and 558,234.07
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Solution
The fourth proportional to 1,517,105.14, 2,276,555.49 and 558,234.07 is: 837,681.45
Step by Step Solution
- Step 1: Write the proportion equation
1,517,105.14 : 2,276,555.49 = 558,234.07 : x - Step 2: Convert to fraction form
1,517,105.14/2,276,555.49 = 558,234.07/x - Step 3: Cross multiply
1,517,105.14x = 2,276,555.49 × 558,234.07 - Step 4: Simplify right side
1,517,105.14x = 1,270,850,836,763.54 - Step 5: Solve for x
x = 1,270,850,836,763.54/1,517,105.14 - Step 6: Final answer
x = 837,681.45
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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.