Finding the Fourth Proportional to 4,869,719.24, 6,720,410.36 and 2,694,226.96
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Solution
The fourth proportional to 4,869,719.24, 6,720,410.36 and 2,694,226.96 is: 3,718,142.64
Step by Step Solution
- Step 1: Write the proportion equation
4,869,719.24 : 6,720,410.36 = 2,694,226.96 : x - Step 2: Convert to fraction form
4,869,719.24/6,720,410.36 = 2,694,226.96/x - Step 3: Cross multiply
4,869,719.24x = 6,720,410.36 × 2,694,226.96 - Step 4: Simplify right side
4,869,719.24x = 18,106,310,774,175.30 - Step 5: Solve for x
x = 18,106,310,774,175.30/4,869,719.24 - Step 6: Final answer
x = 3,718,142.64
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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.