Finding the Fourth Proportional to 4,224,657.20, 6,343,206.60 and 3,279,095.60
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Solution
The fourth proportional to 4,224,657.20, 6,343,206.60 and 3,279,095.60 is: 4,923,471.86
Step by Step Solution
- Step 1: Write the proportion equation
4,224,657.20 : 6,343,206.60 = 3,279,095.60 : x - Step 2: Convert to fraction form
4,224,657.20/6,343,206.60 = 3,279,095.60/x - Step 3: Cross multiply
4,224,657.20x = 6,343,206.60 × 3,279,095.60 - Step 4: Simplify right side
4,224,657.20x = 20,799,980,851,950.96 - Step 5: Solve for x
x = 20,799,980,851,950.96/4,224,657.20 - Step 6: Final answer
x = 4,923,471.86
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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.