Finding the Fourth Proportional to 1,959,727.97, 2,704,354.90 and 1,100,324.45
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Solution
The fourth proportional to 1,959,727.97, 2,704,354.90 and 1,100,324.45 is: 1,518,408.61
Step by Step Solution
- Step 1: Write the proportion equation
1,959,727.97 : 2,704,354.90 = 1,100,324.45 : x - Step 2: Convert to fraction form
1,959,727.97/2,704,354.90 = 1,100,324.45/x - Step 3: Cross multiply
1,959,727.97x = 2,704,354.90 × 1,100,324.45 - Step 4: Simplify right side
1,959,727.97x = 2,975,667,821,957.38 - Step 5: Solve for x
x = 2,975,667,821,957.38/1,959,727.97 - Step 6: Final answer
x = 1,518,408.61
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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.