Finding the Fourth Proportional to 2,500,281.62, 3,450,405.19 and 1,354,361.95
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Solution
The fourth proportional to 2,500,281.62, 3,450,405.19 and 1,354,361.95 is: 1,869,028.46
Step by Step Solution
- Step 1: Write the proportion equation
2,500,281.62 : 3,450,405.19 = 1,354,361.95 : x - Step 2: Convert to fraction form
2,500,281.62/3,450,405.19 = 1,354,361.95/x - Step 3: Cross multiply
2,500,281.62x = 3,450,405.19 × 1,354,361.95 - Step 4: Simplify right side
2,500,281.62x = 4,673,097,484,166.50 - Step 5: Solve for x
x = 4,673,097,484,166.50/2,500,281.62 - Step 6: Final answer
x = 1,869,028.46
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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.