Finding the Fourth Proportional to 2,925,523.68, 4,037,596.56 and 1,636,435.68
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Solution
The fourth proportional to 2,925,523.68, 4,037,596.56 and 1,636,435.68 is: 2,258,490.37
Step by Step Solution
- Step 1: Write the proportion equation
2,925,523.68 : 4,037,596.56 = 1,636,435.68 : x - Step 2: Convert to fraction form
2,925,523.68/4,037,596.56 = 1,636,435.68/x - Step 3: Cross multiply
2,925,523.68x = 4,037,596.56 × 1,636,435.68 - Step 4: Simplify right side
2,925,523.68x = 6,607,267,072,229.26 - Step 5: Solve for x
x = 6,607,267,072,229.26/2,925,523.68 - Step 6: Final answer
x = 2,258,490.37
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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.