Finding the Fourth Proportional to 1,141,631.87, 1,574,364.88 and 682,671.70
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Solution
The fourth proportional to 1,141,631.87, 1,574,364.88 and 682,671.70 is: 941,436.88
Step by Step Solution
- Step 1: Write the proportion equation
1,141,631.87 : 1,574,364.88 = 682,671.70 : x - Step 2: Convert to fraction form
1,141,631.87/1,574,364.88 = 682,671.70/x - Step 3: Cross multiply
1,141,631.87x = 1,574,364.88 × 682,671.70 - Step 4: Simplify right side
1,141,631.87x = 1,074,774,349,049.90 - Step 5: Solve for x
x = 1,074,774,349,049.90/1,141,631.87 - Step 6: Final answer
x = 941,436.88
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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.