Finding the Fourth Proportional to 4,530,256.16, 6,790,660.40 and 1,836,440.96
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Solution
The fourth proportional to 4,530,256.16, 6,790,660.40 and 1,836,440.96 is: 2,752,746.53
Step by Step Solution
- Step 1: Write the proportion equation
4,530,256.16 : 6,790,660.40 = 1,836,440.96 : x - Step 2: Convert to fraction form
4,530,256.16/6,790,660.40 = 1,836,440.96/x - Step 3: Cross multiply
4,530,256.16x = 6,790,660.40 × 1,836,440.96 - Step 4: Simplify right side
4,530,256.16x = 12,470,646,904,009.98 - Step 5: Solve for x
x = 12,470,646,904,009.98/4,530,256.16 - Step 6: Final answer
x = 2,752,746.53
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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.