Finding the Fourth Proportional to 3,497,777.12, 5,248,190.46 and 1,224,931.97
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Solution
The fourth proportional to 3,497,777.12, 5,248,190.46 and 1,224,931.97 is: 1,837,931.94
Step by Step Solution
- Step 1: Write the proportion equation
3,497,777.12 : 5,248,190.46 = 1,224,931.97 : x - Step 2: Convert to fraction form
3,497,777.12/5,248,190.46 = 1,224,931.97/x - Step 3: Cross multiply
3,497,777.12x = 5,248,190.46 × 1,224,931.97 - Step 4: Simplify right side
3,497,777.12x = 6,428,676,279,103.01 - Step 5: Solve for x
x = 6,428,676,279,103.01/3,497,777.12 - Step 6: Final answer
x = 1,837,931.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.