Finding the Fourth Proportional to 2,519,014.98, 3,476,109.50 and 1,431,135.57
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Solution
The fourth proportional to 2,519,014.98, 3,476,109.50 and 1,431,135.57 is: 1,974,892.56
Step by Step Solution
- Step 1: Write the proportion equation
2,519,014.98 : 3,476,109.50 = 1,431,135.57 : x - Step 2: Convert to fraction form
2,519,014.98/3,476,109.50 = 1,431,135.57/x - Step 3: Cross multiply
2,519,014.98x = 3,476,109.50 × 1,431,135.57 - Step 4: Simplify right side
2,519,014.98x = 4,974,783,943,509.24 - Step 5: Solve for x
x = 4,974,783,943,509.24/2,519,014.98 - Step 6: Final answer
x = 1,974,892.56
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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.