Finding the Fourth Proportional to 4,664,480.08, 6,436,699.05 and 2,571,230.56
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Solution
The fourth proportional to 4,664,480.08, 6,436,699.05 and 2,571,230.56 is: 3,548,141.92
Step by Step Solution
- Step 1: Write the proportion equation
4,664,480.08 : 6,436,699.05 = 2,571,230.56 : x - Step 2: Convert to fraction form
4,664,480.08/6,436,699.05 = 2,571,230.56/x - Step 3: Cross multiply
4,664,480.08x = 6,436,699.05 × 2,571,230.56 - Step 4: Simplify right side
4,664,480.08x = 16,550,237,302,882.97 - Step 5: Solve for x
x = 16,550,237,302,882.97/4,664,480.08 - Step 6: Final answer
x = 3,548,141.92
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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.