Finding the Fourth Proportional to 4,884,176.16, 7,324,862.88 and 1,645,362.24
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Solution
The fourth proportional to 4,884,176.16, 7,324,862.88 and 1,645,362.24 is: 2,467,571.28
Step by Step Solution
- Step 1: Write the proportion equation
4,884,176.16 : 7,324,862.88 = 1,645,362.24 : x - Step 2: Convert to fraction form
4,884,176.16/7,324,862.88 = 1,645,362.24/x - Step 3: Cross multiply
4,884,176.16x = 7,324,862.88 × 1,645,362.24 - Step 4: Simplify right side
4,884,176.16x = 12,052,052,795,929.65 - Step 5: Solve for x
x = 12,052,052,795,929.65/4,884,176.16 - Step 6: Final answer
x = 2,467,571.28
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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.