Finding the Fourth Proportional to 1,617,787.22, 2,232,593.06 and 892,681.63
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Solution
The fourth proportional to 1,617,787.22, 2,232,593.06 and 892,681.63 is: 1,231,926.41
Step by Step Solution
- Step 1: Write the proportion equation
1,617,787.22 : 2,232,593.06 = 892,681.63 : x - Step 2: Convert to fraction form
1,617,787.22/2,232,593.06 = 892,681.63/x - Step 3: Cross multiply
1,617,787.22x = 2,232,593.06 × 892,681.63 - Step 4: Simplify right side
1,617,787.22x = 1,992,994,801,882.60 - Step 5: Solve for x
x = 1,992,994,801,882.60/1,617,787.22 - Step 6: Final answer
x = 1,231,926.41
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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.