Finding the Fourth Proportional to 3,501,947.87, 4,832,696.03 and 1,974,054.99
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Solution
The fourth proportional to 3,501,947.87, 4,832,696.03 and 1,974,054.99 is: 2,724,200.38
Step by Step Solution
- Step 1: Write the proportion equation
3,501,947.87 : 4,832,696.03 = 1,974,054.99 : x - Step 2: Convert to fraction form
3,501,947.87/4,832,696.03 = 1,974,054.99/x - Step 3: Cross multiply
3,501,947.87x = 4,832,696.03 × 1,974,054.99 - Step 4: Simplify right side
3,501,947.87x = 9,540,007,703,304.42 - Step 5: Solve for x
x = 9,540,007,703,304.42/3,501,947.87 - Step 6: Final answer
x = 2,724,200.38
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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.