Finding the Fourth Proportional to 3,925,846.44, 5,421,798.39 and 3,497,897.01
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Solution
The fourth proportional to 3,925,846.44, 5,421,798.39 and 3,497,897.01 is: 4,830,777.94
Step by Step Solution
- Step 1: Write the proportion equation
3,925,846.44 : 5,421,798.39 = 3,497,897.01 : x - Step 2: Convert to fraction form
3,925,846.44/5,421,798.39 = 3,497,897.01/x - Step 3: Cross multiply
3,925,846.44x = 5,421,798.39 × 3,497,897.01 - Step 4: Simplify right side
3,925,846.44x = 18,964,892,377,203.81 - Step 5: Solve for x
x = 18,964,892,377,203.81/3,925,846.44 - Step 6: Final answer
x = 4,830,777.94
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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.