Finding the Fourth Proportional to 2,837,415.42, 4,256,077.97 and 1,320,249.78
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Solution
The fourth proportional to 2,837,415.42, 4,256,077.97 and 1,320,249.78 is: 1,980,353.66
Step by Step Solution
- Step 1: Write the proportion equation
2,837,415.42 : 4,256,077.97 = 1,320,249.78 : x - Step 2: Convert to fraction form
2,837,415.42/4,256,077.97 = 1,320,249.78/x - Step 3: Cross multiply
2,837,415.42x = 4,256,077.97 × 1,320,249.78 - Step 4: Simplify right side
2,837,415.42x = 5,619,086,006,855.97 - Step 5: Solve for x
x = 5,619,086,006,855.97/2,837,415.42 - Step 6: Final answer
x = 1,980,353.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.