Finding the Fourth Proportional to 1,746,438.71, 2,409,288.91 and 1,262,236.91
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Solution
The fourth proportional to 1,746,438.71, 2,409,288.91 and 1,262,236.91 is: 1,741,311.26
Step by Step Solution
- Step 1: Write the proportion equation
1,746,438.71 : 2,409,288.91 = 1,262,236.91 : x - Step 2: Convert to fraction form
1,746,438.71/2,409,288.91 = 1,262,236.91/x - Step 3: Cross multiply
1,746,438.71x = 2,409,288.91 × 1,262,236.91 - Step 4: Simplify right side
1,746,438.71x = 3,041,093,373,853.63 - Step 5: Solve for x
x = 3,041,093,373,853.63/1,746,438.71 - Step 6: Final answer
x = 1,741,311.26
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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.