Finding the Fourth Proportional to 5,704,918.64, 7,868,252.72 and 4,848,314.48
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Solution
The fourth proportional to 5,704,918.64, 7,868,252.72 and 4,848,314.48 is: 6,686,819.92
Step by Step Solution
- Step 1: Write the proportion equation
5,704,918.64 : 7,868,252.72 = 4,848,314.48 : x - Step 2: Convert to fraction form
5,704,918.64/7,868,252.72 = 4,848,314.48/x - Step 3: Cross multiply
5,704,918.64x = 7,868,252.72 × 4,848,314.48 - Step 4: Simplify right side
5,704,918.64x = 38,147,763,594,675.39 - Step 5: Solve for x
x = 38,147,763,594,675.39/5,704,918.64 - Step 6: Final answer
x = 6,686,819.92
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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.