Finding the Fourth Proportional to 2,716,923.77, 3,747,793.56 and 1,696,557.05
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Solution
The fourth proportional to 2,716,923.77, 3,747,793.56 and 1,696,557.05 is: 2,340,273.82
Step by Step Solution
- Step 1: Write the proportion equation
2,716,923.77 : 3,747,793.56 = 1,696,557.05 : x - Step 2: Convert to fraction form
2,716,923.77/3,747,793.56 = 1,696,557.05/x - Step 3: Cross multiply
2,716,923.77x = 3,747,793.56 × 1,696,557.05 - Step 4: Simplify right side
2,716,923.77x = 6,358,345,575,115.77 - Step 5: Solve for x
x = 6,358,345,575,115.77/2,716,923.77 - Step 6: Final answer
x = 2,340,273.82
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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.