Finding the Fourth Proportional to 2,415,135.05, 3,332,907.17 and 1,327,431.95
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Solution
The fourth proportional to 2,415,135.05, 3,332,907.17 and 1,327,431.95 is: 1,831,867.52
Step by Step Solution
- Step 1: Write the proportion equation
2,415,135.05 : 3,332,907.17 = 1,327,431.95 : x - Step 2: Convert to fraction form
2,415,135.05/3,332,907.17 = 1,327,431.95/x - Step 3: Cross multiply
2,415,135.05x = 3,332,907.17 × 1,327,431.95 - Step 4: Simplify right side
2,415,135.05x = 4,424,207,463,842.08 - Step 5: Solve for x
x = 4,424,207,463,842.08/2,415,135.05 - Step 6: Final answer
x = 1,831,867.52
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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.