Finding the Fourth Proportional to 4,860,370.20, 6,708,129.68 and 2,824,360.68
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Solution
The fourth proportional to 4,860,370.20, 6,708,129.68 and 2,824,360.68 is: 3,898,093.55
Step by Step Solution
- Step 1: Write the proportion equation
4,860,370.20 : 6,708,129.68 = 2,824,360.68 : x - Step 2: Convert to fraction form
4,860,370.20/6,708,129.68 = 2,824,360.68/x - Step 3: Cross multiply
4,860,370.20x = 6,708,129.68 × 2,824,360.68 - Step 4: Simplify right side
4,860,370.20x = 18,946,177,704,532.98 - Step 5: Solve for x
x = 18,946,177,704,532.98/4,860,370.20 - Step 6: Final answer
x = 3,898,093.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.