Finding the Fourth Proportional to 1,412,850.80, 2,116,165.80 and 1,226,226.80
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Solution
The fourth proportional to 1,412,850.80, 2,116,165.80 and 1,226,226.80 is: 1,836,640.65
Step by Step Solution
- Step 1: Write the proportion equation
1,412,850.80 : 2,116,165.80 = 1,226,226.80 : x - Step 2: Convert to fraction form
1,412,850.80/2,116,165.80 = 1,226,226.80/x - Step 3: Cross multiply
1,412,850.80x = 2,116,165.80 × 1,226,226.80 - Step 4: Simplify right side
1,412,850.80x = 2,594,899,217,203.44 - Step 5: Solve for x
x = 2,594,899,217,203.44/1,412,850.80 - Step 6: Final answer
x = 1,836,640.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.