Finding the Fourth Proportional to 4,179,814.68, 5,768,207.46 and 2,344,679.76
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Solution
The fourth proportional to 4,179,814.68, 5,768,207.46 and 2,344,679.76 is: 3,235,693.52
Step by Step Solution
- Step 1: Write the proportion equation
4,179,814.68 : 5,768,207.46 = 2,344,679.76 : x - Step 2: Convert to fraction form
4,179,814.68/5,768,207.46 = 2,344,679.76/x - Step 3: Cross multiply
4,179,814.68x = 5,768,207.46 × 2,344,679.76 - Step 4: Simplify right side
4,179,814.68x = 13,524,599,282,943.01 - Step 5: Solve for x
x = 13,524,599,282,943.01/4,179,814.68 - Step 6: Final answer
x = 3,235,693.52
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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.