Finding the Fourth Proportional to 4,973,532.80, 7,464,235.80 and 1,942,350.80
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Solution
The fourth proportional to 4,973,532.80, 7,464,235.80 and 1,942,350.80 is: 2,915,063.59
Step by Step Solution
- Step 1: Write the proportion equation
4,973,532.80 : 7,464,235.80 = 1,942,350.80 : x - Step 2: Convert to fraction form
4,973,532.80/7,464,235.80 = 1,942,350.80/x - Step 3: Cross multiply
4,973,532.80x = 7,464,235.80 × 1,942,350.80 - Step 4: Simplify right side
4,973,532.80x = 14,498,164,377,518.64 - Step 5: Solve for x
x = 14,498,164,377,518.64/4,973,532.80 - Step 6: Final answer
x = 2,915,063.59
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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.