Finding the Fourth Proportional to 4,152,511.80, 6,228,767.70 and 2,444,902.20
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Solution
The fourth proportional to 4,152,511.80, 6,228,767.70 and 2,444,902.20 is: 3,667,353.30
Step by Step Solution
- Step 1: Write the proportion equation
4,152,511.80 : 6,228,767.70 = 2,444,902.20 : x - Step 2: Convert to fraction form
4,152,511.80/6,228,767.70 = 2,444,902.20/x - Step 3: Cross multiply
4,152,511.80x = 6,228,767.70 × 2,444,902.20 - Step 4: Simplify right side
4,152,511.80x = 15,228,727,853,018.94 - Step 5: Solve for x
x = 15,228,727,853,018.94/4,152,511.80 - Step 6: Final answer
x = 3,667,353.30
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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.