Finding the Fourth Proportional to 4,610,489.76, 6,361,889.04 and 2,573,385.12
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Solution
The fourth proportional to 4,610,489.76, 6,361,889.04 and 2,573,385.12 is: 3,550,943.92
Step by Step Solution
- Step 1: Write the proportion equation
4,610,489.76 : 6,361,889.04 = 2,573,385.12 : x - Step 2: Convert to fraction form
4,610,489.76/6,361,889.04 = 2,573,385.12/x - Step 3: Cross multiply
4,610,489.76x = 6,361,889.04 × 2,573,385.12 - Step 4: Simplify right side
4,610,489.76x = 16,371,590,590,627.09 - Step 5: Solve for x
x = 16,371,590,590,627.09/4,610,489.76 - Step 6: Final answer
x = 3,550,943.92
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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.