Finding the Fourth Proportional to 5,225,974.79, 7,838,958.54 and 1,632,049.75
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Solution
The fourth proportional to 5,225,974.79, 7,838,958.54 and 1,632,049.75 is: 2,448,073.48
Step by Step Solution
- Step 1: Write the proportion equation
5,225,974.79 : 7,838,958.54 = 1,632,049.75 : x - Step 2: Convert to fraction form
5,225,974.79/7,838,958.54 = 1,632,049.75/x - Step 3: Cross multiply
5,225,974.79x = 7,838,958.54 × 1,632,049.75 - Step 4: Simplify right side
5,225,974.79x = 12,793,570,292,702.13 - Step 5: Solve for x
x = 12,793,570,292,702.13/5,225,974.79 - Step 6: Final answer
x = 2,448,073.48
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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.