Finding the Fourth Proportional to 2,105,241.74, 3,156,653.84 and 824,349.50
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Solution
The fourth proportional to 2,105,241.74, 3,156,653.84 and 824,349.50 is: 1,236,050.94
Step by Step Solution
- Step 1: Write the proportion equation
2,105,241.74 : 3,156,653.84 = 824,349.50 : x - Step 2: Convert to fraction form
2,105,241.74/3,156,653.84 = 824,349.50/x - Step 3: Cross multiply
2,105,241.74x = 3,156,653.84 × 824,349.50 - Step 4: Simplify right side
2,105,241.74x = 2,602,186,024,365.69 - Step 5: Solve for x
x = 2,602,186,024,365.69/2,105,241.74 - Step 6: Final answer
x = 1,236,050.94
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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.