Finding the Fourth Proportional to 1,221,866.66, 1,830,415.92 and 799,863.14
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Solution
The fourth proportional to 1,221,866.66, 1,830,415.92 and 799,863.14 is: 1,198,234.04
Step by Step Solution
- Step 1: Write the proportion equation
1,221,866.66 : 1,830,415.92 = 799,863.14 : x - Step 2: Convert to fraction form
1,221,866.66/1,830,415.92 = 799,863.14/x - Step 3: Cross multiply
1,221,866.66x = 1,830,415.92 × 799,863.14 - Step 4: Simplify right side
1,221,866.66x = 1,464,082,225,277.19 - Step 5: Solve for x
x = 1,464,082,225,277.19/1,221,866.66 - Step 6: Final answer
x = 1,198,234.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.