Finding the Fourth Proportional to 3,746,720.20, 5,622,704.70 and 2,402,152.60
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Solution
The fourth proportional to 3,746,720.20, 5,622,704.70 and 2,402,152.60 is: 3,604,911.49
Step by Step Solution
- Step 1: Write the proportion equation
3,746,720.20 : 5,622,704.70 = 2,402,152.60 : x - Step 2: Convert to fraction form
3,746,720.20/5,622,704.70 = 2,402,152.60/x - Step 3: Cross multiply
3,746,720.20x = 5,622,704.70 × 2,402,152.60 - Step 4: Simplify right side
3,746,720.20x = 13,506,594,714,137.22 - Step 5: Solve for x
x = 13,506,594,714,137.22/3,746,720.20 - Step 6: Final answer
x = 3,604,911.49
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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.