Finding the Fourth Proportional to 5,070,638.96, 7,605,892.00 and 1,232,450.23
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Solution
The fourth proportional to 5,070,638.96, 7,605,892.00 and 1,232,450.23 is: 1,848,659.20
Step by Step Solution
- Step 1: Write the proportion equation
5,070,638.96 : 7,605,892.00 = 1,232,450.23 : x - Step 2: Convert to fraction form
5,070,638.96/7,605,892.00 = 1,232,450.23/x - Step 3: Cross multiply
5,070,638.96x = 7,605,892.00 × 1,232,450.23 - Step 4: Simplify right side
5,070,638.96x = 9,373,883,352,126.95 - Step 5: Solve for x
x = 9,373,883,352,126.95/5,070,638.96 - Step 6: Final answer
x = 1,848,659.20
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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.