Finding the Fourth Proportional to 5,198,972.04, 7,795,456.34 and 1,603,773.68
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Solution
The fourth proportional to 5,198,972.04, 7,795,456.34 and 1,603,773.68 is: 2,404,734.54
Step by Step Solution
- Step 1: Write the proportion equation
5,198,972.04 : 7,795,456.34 = 1,603,773.68 : x - Step 2: Convert to fraction form
5,198,972.04/7,795,456.34 = 1,603,773.68/x - Step 3: Cross multiply
5,198,972.04x = 7,795,456.34 × 1,603,773.68 - Step 4: Simplify right side
5,198,972.04x = 12,502,147,654,684.98 - Step 5: Solve for x
x = 12,502,147,654,684.98/5,198,972.04 - Step 6: Final answer
x = 2,404,734.54
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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.