Finding the Fourth Proportional to 2,904,512.07, 4,008,169.62 and 1,615,324.71
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Solution
The fourth proportional to 2,904,512.07, 4,008,169.62 and 1,615,324.71 is: 2,229,116.38
Step by Step Solution
- Step 1: Write the proportion equation
2,904,512.07 : 4,008,169.62 = 1,615,324.71 : x - Step 2: Convert to fraction form
2,904,512.07/4,008,169.62 = 1,615,324.71/x - Step 3: Cross multiply
2,904,512.07x = 4,008,169.62 × 1,615,324.71 - Step 4: Simplify right side
2,904,512.07x = 6,474,495,429,057.31 - Step 5: Solve for x
x = 6,474,495,429,057.31/2,904,512.07 - Step 6: Final answer
x = 2,229,116.38
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1.5x scale
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.