Finding the Fourth Proportional to 2,459,438.37, 3,394,029.47 and 1,371,780.05
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Solution
The fourth proportional to 2,459,438.37, 3,394,029.47 and 1,371,780.05 is: 1,893,058.98
Step by Step Solution
- Step 1: Write the proportion equation
2,459,438.37 : 3,394,029.47 = 1,371,780.05 : x - Step 2: Convert to fraction form
2,459,438.37/3,394,029.47 = 1,371,780.05/x - Step 3: Cross multiply
2,459,438.37x = 3,394,029.47 × 1,371,780.05 - Step 4: Simplify right side
2,459,438.37x = 4,655,861,892,229.03 - Step 5: Solve for x
x = 4,655,861,892,229.03/2,459,438.37 - Step 6: Final answer
x = 1,893,058.98
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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.