Finding the Fourth Proportional to 2,967,644.44, 4,095,187.16 and 1,678,743.28
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Solution
The fourth proportional to 2,967,644.44, 4,095,187.16 and 1,678,743.28 is: 2,316,573.99
Step by Step Solution
- Step 1: Write the proportion equation
2,967,644.44 : 4,095,187.16 = 1,678,743.28 : x - Step 2: Convert to fraction form
2,967,644.44/4,095,187.16 = 1,678,743.28/x - Step 3: Cross multiply
2,967,644.44x = 4,095,187.16 × 1,678,743.28 - Step 4: Simplify right side
2,967,644.44x = 6,874,767,925,192.29 - Step 5: Solve for x
x = 6,874,767,925,192.29/2,967,644.44 - Step 6: Final answer
x = 2,316,573.99
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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.