Finding the Fourth Proportional to 2,724,299.81, 3,759,394.86 and 1,500,578.99
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Solution
The fourth proportional to 2,724,299.81, 3,759,394.86 and 1,500,578.99 is: 2,070,722.51
Step by Step Solution
- Step 1: Write the proportion equation
2,724,299.81 : 3,759,394.86 = 1,500,578.99 : x - Step 2: Convert to fraction form
2,724,299.81/3,759,394.86 = 1,500,578.99/x - Step 3: Cross multiply
2,724,299.81x = 3,759,394.86 × 1,500,578.99 - Step 4: Simplify right side
2,724,299.81x = 5,641,268,942,029.99 - Step 5: Solve for x
x = 5,641,268,942,029.99/2,724,299.81 - Step 6: Final answer
x = 2,070,722.51
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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.