Finding the Fourth Proportional to 3,765,965.05, 5,127,505.17 and 3,754,007.63
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Solution
The fourth proportional to 3,765,965.05, 5,127,505.17 and 3,754,007.63 is: 5,111,224.68
Step by Step Solution
- Step 1: Write the proportion equation
3,765,965.05 : 5,127,505.17 = 3,754,007.63 : x - Step 2: Convert to fraction form
3,765,965.05/5,127,505.17 = 3,754,007.63/x - Step 3: Cross multiply
3,765,965.05x = 5,127,505.17 × 3,754,007.63 - Step 4: Simplify right side
3,765,965.05x = 19,248,693,510,557.54 - Step 5: Solve for x
x = 19,248,693,510,557.54/3,765,965.05 - Step 6: Final answer
x = 5,111,224.68
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.