Finding the Fourth Proportional to 1,583,107.18, 2,183,492.57 and 994,577.74
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Solution
The fourth proportional to 1,583,107.18, 2,183,492.57 and 994,577.74 is: 1,371,766.31
Step by Step Solution
- Step 1: Write the proportion equation
1,583,107.18 : 2,183,492.57 = 994,577.74 : x - Step 2: Convert to fraction form
1,583,107.18/2,183,492.57 = 994,577.74/x - Step 3: Cross multiply
1,583,107.18x = 2,183,492.57 × 994,577.74 - Step 4: Simplify right side
1,583,107.18x = 2,171,653,095,145.77 - Step 5: Solve for x
x = 2,171,653,095,145.77/1,583,107.18 - Step 6: Final answer
x = 1,371,766.31
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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.