Finding the Fourth Proportional to 2,967,389.84, 4,094,949.66 and 1,678,181.96
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Solution
The fourth proportional to 2,967,389.84, 4,094,949.66 and 1,678,181.96 is: 2,315,863.78
Step by Step Solution
- Step 1: Write the proportion equation
2,967,389.84 : 4,094,949.66 = 1,678,181.96 : x - Step 2: Convert to fraction form
2,967,389.84/4,094,949.66 = 1,678,181.96/x - Step 3: Cross multiply
2,967,389.84x = 4,094,949.66 × 1,678,181.96 - Step 4: Simplify right side
2,967,389.84x = 6,872,070,646,520.13 - Step 5: Solve for x
x = 6,872,070,646,520.13/2,967,389.84 - Step 6: Final answer
x = 2,315,863.78
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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.