Finding the Fourth Proportional to 3,277,135.74, 4,522,980.02 and 1,971,707.24
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Solution
The fourth proportional to 3,277,135.74, 4,522,980.02 and 1,971,707.24 is: 2,721,276.49
Step by Step Solution
- Step 1: Write the proportion equation
3,277,135.74 : 4,522,980.02 = 1,971,707.24 : x - Step 2: Convert to fraction form
3,277,135.74/4,522,980.02 = 1,971,707.24/x - Step 3: Cross multiply
3,277,135.74x = 4,522,980.02 × 1,971,707.24 - Step 4: Simplify right side
3,277,135.74x = 8,917,992,451,809.34 - Step 5: Solve for x
x = 8,917,992,451,809.34/3,277,135.74 - Step 6: Final answer
x = 2,721,276.49
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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.