Finding the Fourth Proportional to 4,608,949.76, 6,360,316.32 and 2,543,964.92
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Solution
The fourth proportional to 4,608,949.76, 6,360,316.32 and 2,543,964.92 is: 3,510,652.63
Step by Step Solution
- Step 1: Write the proportion equation
4,608,949.76 : 6,360,316.32 = 2,543,964.92 : x - Step 2: Convert to fraction form
4,608,949.76/6,360,316.32 = 2,543,964.92/x - Step 3: Cross multiply
4,608,949.76x = 6,360,316.32 × 2,543,964.92 - Step 4: Simplify right side
4,608,949.76x = 16,180,421,598,183.49 - Step 5: Solve for x
x = 16,180,421,598,183.49/4,608,949.76 - Step 6: Final answer
x = 3,510,652.63
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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.