Finding the Fourth Proportional to 5,562,777.60, 8,334,489.60 and 2,564,812.80
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Solution
The fourth proportional to 5,562,777.60, 8,334,489.60 and 2,564,812.80 is: 3,842,757.55
Step by Step Solution
- Step 1: Write the proportion equation
5,562,777.60 : 8,334,489.60 = 2,564,812.80 : x - Step 2: Convert to fraction form
5,562,777.60/8,334,489.60 = 2,564,812.80/x - Step 3: Cross multiply
5,562,777.60x = 8,334,489.60 × 2,564,812.80 - Step 4: Simplify right side
5,562,777.60x = 21,376,405,607,546.88 - Step 5: Solve for x
x = 21,376,405,607,546.88/5,562,777.60 - Step 6: Final answer
x = 3,842,757.55
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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.