Finding the Fourth Proportional to 3,757,246.74, 5,184,841.32 and 2,125,681.92
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Solution
The fourth proportional to 3,757,246.74, 5,184,841.32 and 2,125,681.92 is: 2,933,350.99
Step by Step Solution
- Step 1: Write the proportion equation
3,757,246.74 : 5,184,841.32 = 2,125,681.92 : x - Step 2: Convert to fraction form
3,757,246.74/5,184,841.32 = 2,125,681.92/x - Step 3: Cross multiply
3,757,246.74x = 5,184,841.32 × 2,125,681.92 - Step 4: Simplify right side
3,757,246.74x = 11,021,323,451,992.94 - Step 5: Solve for x
x = 11,021,323,451,992.94/3,757,246.74 - Step 6: Final answer
x = 2,933,350.99
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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.