Finding the Fourth Proportional to 4,323,117.72, 5,966,211.24 and 2,389,336.68
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Solution
The fourth proportional to 4,323,117.72, 5,966,211.24 and 2,389,336.68 is: 3,297,455.28
Step by Step Solution
- Step 1: Write the proportion equation
4,323,117.72 : 5,966,211.24 = 2,389,336.68 : x - Step 2: Convert to fraction form
4,323,117.72/5,966,211.24 = 2,389,336.68/x - Step 3: Cross multiply
4,323,117.72x = 5,966,211.24 × 2,389,336.68 - Step 4: Simplify right side
4,323,117.72x = 14,255,287,356,360.29 - Step 5: Solve for x
x = 14,255,287,356,360.29/4,323,117.72 - Step 6: Final answer
x = 3,297,455.28
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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.