Finding the Fourth Proportional to 3,441,329.16, 4,748,787.33 and 1,892,698.26
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Solution
The fourth proportional to 3,441,329.16, 4,748,787.33 and 1,892,698.26 is: 2,611,787.80
Step by Step Solution
- Step 1: Write the proportion equation
3,441,329.16 : 4,748,787.33 = 1,892,698.26 : x - Step 2: Convert to fraction form
3,441,329.16/4,748,787.33 = 1,892,698.26/x - Step 3: Cross multiply
3,441,329.16x = 4,748,787.33 × 1,892,698.26 - Step 4: Simplify right side
3,441,329.16x = 8,988,021,516,601.05 - Step 5: Solve for x
x = 8,988,021,516,601.05/3,441,329.16 - Step 6: Final answer
x = 2,611,787.80
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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.