Finding the Fourth Proportional to 4,307,942.07, 5,945,973.14 and 2,677,580.75
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Solution
The fourth proportional to 4,307,942.07, 5,945,973.14 and 2,677,580.75 is: 3,695,691.12
Step by Step Solution
- Step 1: Write the proportion equation
4,307,942.07 : 5,945,973.14 = 2,677,580.75 : x - Step 2: Convert to fraction form
4,307,942.07/5,945,973.14 = 2,677,580.75/x - Step 3: Cross multiply
4,307,942.07x = 5,945,973.14 × 2,677,580.75 - Step 4: Simplify right side
4,307,942.07x = 15,920,823,241,239.94 - Step 5: Solve for x
x = 15,920,823,241,239.94/4,307,942.07 - Step 6: Final answer
x = 3,695,691.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.