Finding the Fourth Proportional to 4,181,143.67, 5,772,451.77 and 2,633,731.82
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Solution
The fourth proportional to 4,181,143.67, 5,772,451.77 and 2,633,731.82 is: 3,636,107.99
Step by Step Solution
- Step 1: Write the proportion equation
4,181,143.67 : 5,772,451.77 = 2,633,731.82 : x - Step 2: Convert to fraction form
4,181,143.67/5,772,451.77 = 2,633,731.82/x - Step 3: Cross multiply
4,181,143.67x = 5,772,451.77 × 2,633,731.82 - Step 4: Simplify right side
4,181,143.67x = 15,203,089,920,495.45 - Step 5: Solve for x
x = 15,203,089,920,495.45/4,181,143.67 - Step 6: Final answer
x = 3,636,107.99
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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.