Finding the Fourth Proportional to 1,583,973.44, 2,185,982.88 and 868,581.44
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Solution
The fourth proportional to 1,583,973.44, 2,185,982.88 and 868,581.44 is: 1,198,696.97
Step by Step Solution
- Step 1: Write the proportion equation
1,583,973.44 : 2,185,982.88 = 868,581.44 : x - Step 2: Convert to fraction form
1,583,973.44/2,185,982.88 = 868,581.44/x - Step 3: Cross multiply
1,583,973.44x = 2,185,982.88 × 868,581.44 - Step 4: Simplify right side
1,583,973.44x = 1,898,704,157,725.75 - Step 5: Solve for x
x = 1,898,704,157,725.75/1,583,973.44 - Step 6: Final answer
x = 1,198,696.97
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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.