Finding the Fourth Proportional to 2,285,692.91, 3,154,239.46 and 1,253,183.67
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Solution
The fourth proportional to 2,285,692.91, 3,154,239.46 and 1,253,183.67 is: 1,729,384.28
Step by Step Solution
- Step 1: Write the proportion equation
2,285,692.91 : 3,154,239.46 = 1,253,183.67 : x - Step 2: Convert to fraction form
2,285,692.91/3,154,239.46 = 1,253,183.67/x - Step 3: Cross multiply
2,285,692.91x = 3,154,239.46 × 1,253,183.67 - Step 4: Simplify right side
2,285,692.91x = 3,952,841,382,541.62 - Step 5: Solve for x
x = 3,952,841,382,541.62/2,285,692.91 - Step 6: Final answer
x = 1,729,384.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.