Finding the Fourth Proportional to 2,752,176.92, 4,121,980.16 and 1,313,872.08
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Solution
The fourth proportional to 2,752,176.92, 4,121,980.16 and 1,313,872.08 is: 1,967,807.60
Step by Step Solution
- Step 1: Write the proportion equation
2,752,176.92 : 4,121,980.16 = 1,313,872.08 : x - Step 2: Convert to fraction form
2,752,176.92/4,121,980.16 = 1,313,872.08/x - Step 3: Cross multiply
2,752,176.92x = 4,121,980.16 × 1,313,872.08 - Step 4: Simplify right side
2,752,176.92x = 5,415,754,646,537.93 - Step 5: Solve for x
x = 5,415,754,646,537.93/2,752,176.92 - Step 6: Final answer
x = 1,967,807.60
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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.