Finding the Fourth Proportional to 2,740,246.20, 4,102,496.10 and 1,677,364.20
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Solution
The fourth proportional to 2,740,246.20, 4,102,496.10 and 1,677,364.20 is: 2,511,226.94
Step by Step Solution
- Step 1: Write the proportion equation
2,740,246.20 : 4,102,496.10 = 1,677,364.20 : x - Step 2: Convert to fraction form
2,740,246.20/4,102,496.10 = 1,677,364.20/x - Step 3: Cross multiply
2,740,246.20x = 4,102,496.10 × 1,677,364.20 - Step 4: Simplify right side
2,740,246.20x = 6,881,380,088,779.62 - Step 5: Solve for x
x = 6,881,380,088,779.62/2,740,246.20 - Step 6: Final answer
x = 2,511,226.94
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1.5x scale
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.