Finding the Fourth Proportional to 1,694,766.87, 2,551,312.65 and 1,543,933.33
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Solution
The fourth proportional to 1,694,766.87, 2,551,312.65 and 1,543,933.33 is: 2,324,246.90
Step by Step Solution
- Step 1: Write the proportion equation
1,694,766.87 : 2,551,312.65 = 1,543,933.33 : x - Step 2: Convert to fraction form
1,694,766.87/2,551,312.65 = 1,543,933.33/x - Step 3: Cross multiply
1,694,766.87x = 2,551,312.65 × 1,543,933.33 - Step 4: Simplify right side
1,694,766.87x = 3,939,056,639,445.46 - Step 5: Solve for x
x = 3,939,056,639,445.46/1,694,766.87 - Step 6: Final answer
x = 2,324,246.90
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.