Finding the Fourth Proportional to 3,247,868.92, 4,482,068.70 and 1,797,665.08
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Solution
The fourth proportional to 3,247,868.92, 4,482,068.70 and 1,797,665.08 is: 2,480,783.12
Step by Step Solution
- Step 1: Write the proportion equation
3,247,868.92 : 4,482,068.70 = 1,797,665.08 : x - Step 2: Convert to fraction form
3,247,868.92/4,482,068.70 = 1,797,665.08/x - Step 3: Cross multiply
3,247,868.92x = 4,482,068.70 × 1,797,665.08 - Step 4: Simplify right side
3,247,868.92x = 8,057,258,388,151.00 - Step 5: Solve for x
x = 8,057,258,388,151.00/3,247,868.92 - Step 6: Final answer
x = 2,480,783.12
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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.