Finding the Fourth Proportional to 5,276,793.06, 7,915,633.47 and 1,683,070.92
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Solution
The fourth proportional to 5,276,793.06, 7,915,633.47 and 1,683,070.92 is: 2,524,747.96
Step by Step Solution
- Step 1: Write the proportion equation
5,276,793.06 : 7,915,633.47 = 1,683,070.92 : x - Step 2: Convert to fraction form
5,276,793.06/7,915,633.47 = 1,683,070.92/x - Step 3: Cross multiply
5,276,793.06x = 7,915,633.47 × 1,683,070.92 - Step 4: Simplify right side
5,276,793.06x = 13,322,572,506,735.69 - Step 5: Solve for x
x = 13,322,572,506,735.69/5,276,793.06 - Step 6: Final answer
x = 2,524,747.96
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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.