Finding the Fourth Proportional to 3,122,110.05, 4,686,664.28 and 2,415,271.65
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Solution
The fourth proportional to 3,122,110.05, 4,686,664.28 and 2,415,271.65 is: 3,625,614.46
Step by Step Solution
- Step 1: Write the proportion equation
3,122,110.05 : 4,686,664.28 = 2,415,271.65 : x - Step 2: Convert to fraction form
3,122,110.05/4,686,664.28 = 2,415,271.65/x - Step 3: Cross multiply
3,122,110.05x = 4,686,664.28 × 2,415,271.65 - Step 4: Simplify right side
3,122,110.05x = 11,319,567,356,475.30 - Step 5: Solve for x
x = 11,319,567,356,475.30/3,122,110.05 - Step 6: Final answer
x = 3,625,614.46
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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.