Finding the Fourth Proportional to 4,904,846.90, 6,769,277.97 and 2,971,050.74
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Solution
The fourth proportional to 4,904,846.90, 6,769,277.97 and 2,971,050.74 is: 4,100,406.95
Step by Step Solution
- Step 1: Write the proportion equation
4,904,846.90 : 6,769,277.97 = 2,971,050.74 : x - Step 2: Convert to fraction form
4,904,846.90/6,769,277.97 = 2,971,050.74/x - Step 3: Cross multiply
4,904,846.90x = 6,769,277.97 × 2,971,050.74 - Step 4: Simplify right side
4,904,846.90x = 20,111,868,322,034.20 - Step 5: Solve for x
x = 20,111,868,322,034.20/4,904,846.90 - Step 6: Final answer
x = 4,100,406.95
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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.