Finding the Fourth Proportional to 2,689,252.13, 3,711,168.01 and 1,482,028.13
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Solution
The fourth proportional to 2,689,252.13, 3,711,168.01 and 1,482,028.13 is: 2,045,198.85
Step by Step Solution
- Step 1: Write the proportion equation
2,689,252.13 : 3,711,168.01 = 1,482,028.13 : x - Step 2: Convert to fraction form
2,689,252.13/3,711,168.01 = 1,482,028.13/x - Step 3: Cross multiply
2,689,252.13x = 3,711,168.01 × 1,482,028.13 - Step 4: Simplify right side
2,689,252.13x = 5,500,055,363,715.21 - Step 5: Solve for x
x = 5,500,055,363,715.21/2,689,252.13 - Step 6: Final answer
x = 2,045,198.85
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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.