Finding the Fourth Proportional to 4,130,999.20, 6,192,234.15 and 1,857,612.70
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Solution
The fourth proportional to 4,130,999.20, 6,192,234.15 and 1,857,612.70 is: 2,784,501.34
Step by Step Solution
- Step 1: Write the proportion equation
4,130,999.20 : 6,192,234.15 = 1,857,612.70 : x - Step 2: Convert to fraction form
4,130,999.20/6,192,234.15 = 1,857,612.70/x - Step 3: Cross multiply
4,130,999.20x = 6,192,234.15 × 1,857,612.70 - Step 4: Simplify right side
4,130,999.20x = 11,502,772,798,413.71 - Step 5: Solve for x
x = 11,502,772,798,413.71/4,130,999.20 - Step 6: Final answer
x = 2,784,501.34
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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.