Finding the Fourth Proportional to 5,218,263.24, 7,829,259.36 and 3,173,084.79
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Solution
The fourth proportional to 5,218,263.24, 7,829,259.36 and 3,173,084.79 is: 4,760,760.94
Step by Step Solution
- Step 1: Write the proportion equation
5,218,263.24 : 7,829,259.36 = 3,173,084.79 : x - Step 2: Convert to fraction form
5,218,263.24/7,829,259.36 = 3,173,084.79/x - Step 3: Cross multiply
5,218,263.24x = 7,829,259.36 × 3,173,084.79 - Step 4: Simplify right side
5,218,263.24x = 24,842,903,792,181.14 - Step 5: Solve for x
x = 24,842,903,792,181.14/5,218,263.24 - Step 6: Final answer
x = 4,760,760.94
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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.