Finding the Fourth Proportional to 3,597,881.09, 4,965,088.86 and 1,966,287.96
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Solution
The fourth proportional to 3,597,881.09, 4,965,088.86 and 1,966,287.96 is: 2,713,484.47
Step by Step Solution
- Step 1: Write the proportion equation
3,597,881.09 : 4,965,088.86 = 1,966,287.96 : x - Step 2: Convert to fraction form
3,597,881.09/4,965,088.86 = 1,966,287.96/x - Step 3: Cross multiply
3,597,881.09x = 4,965,088.86 × 1,966,287.96 - Step 4: Simplify right side
3,597,881.09x = 9,762,794,445,748.13 - Step 5: Solve for x
x = 9,762,794,445,748.13/3,597,881.09 - Step 6: Final answer
x = 2,713,484.47
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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.