Finding the Fourth Proportional to 1,542,664.14, 2,128,876.50 and 939,052.14
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Solution
The fourth proportional to 1,542,664.14, 2,128,876.50 and 939,052.14 is: 1,295,891.95
Step by Step Solution
- Step 1: Write the proportion equation
1,542,664.14 : 2,128,876.50 = 939,052.14 : x - Step 2: Convert to fraction form
1,542,664.14/2,128,876.50 = 939,052.14/x - Step 3: Cross multiply
1,542,664.14x = 2,128,876.50 × 939,052.14 - Step 4: Simplify right side
1,542,664.14x = 1,999,126,033,120.71 - Step 5: Solve for x
x = 1,999,126,033,120.71/1,542,664.14 - Step 6: Final answer
x = 1,295,891.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.