Finding the Fourth Proportional to 5,197,584.98, 7,795,781.84 and 1,359,777.75
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Solution
The fourth proportional to 5,197,584.98, 7,795,781.84 and 1,359,777.75 is: 2,039,510.80
Step by Step Solution
- Step 1: Write the proportion equation
5,197,584.98 : 7,795,781.84 = 1,359,777.75 : x - Step 2: Convert to fraction form
5,197,584.98/7,795,781.84 = 1,359,777.75/x - Step 3: Cross multiply
5,197,584.98x = 7,795,781.84 × 1,359,777.75 - Step 4: Simplify right side
5,197,584.98x = 10,600,530,693,285.50 - Step 5: Solve for x
x = 10,600,530,693,285.50/5,197,584.98 - Step 6: Final answer
x = 2,039,510.80
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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.