Finding the Fourth Proportional to 1,619,965.44, 2,235,538.26 and 894,863.79
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Solution
The fourth proportional to 1,619,965.44, 2,235,538.26 and 894,863.79 is: 1,234,904.27
Step by Step Solution
- Step 1: Write the proportion equation
1,619,965.44 : 2,235,538.26 = 894,863.79 : x - Step 2: Convert to fraction form
1,619,965.44/2,235,538.26 = 894,863.79/x - Step 3: Cross multiply
1,619,965.44x = 2,235,538.26 × 894,863.79 - Step 4: Simplify right side
1,619,965.44x = 2,000,502,240,033.61 - Step 5: Solve for x
x = 2,000,502,240,033.61/1,619,965.44 - Step 6: Final answer
x = 1,234,904.27
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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.