Finding the Fourth Proportional to 4,118,923.44, 5,682,939.48 and 2,376,454.68
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Solution
The fourth proportional to 4,118,923.44, 5,682,939.48 and 2,376,454.68 is: 3,278,829.61
Step by Step Solution
- Step 1: Write the proportion equation
4,118,923.44 : 5,682,939.48 = 2,376,454.68 : x - Step 2: Convert to fraction form
4,118,923.44/5,682,939.48 = 2,376,454.68/x - Step 3: Cross multiply
4,118,923.44x = 5,682,939.48 × 2,376,454.68 - Step 4: Simplify right side
4,118,923.44x = 13,505,248,123,402.77 - Step 5: Solve for x
x = 13,505,248,123,402.77/4,118,923.44 - Step 6: Final answer
x = 3,278,829.61
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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.