Finding the Fourth Proportional to 3,392,507.08, 4,681,695.94 and 1,843,768.75
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Solution
The fourth proportional to 3,392,507.08, 4,681,695.94 and 1,843,768.75 is: 2,544,420.53
Step by Step Solution
- Step 1: Write the proportion equation
3,392,507.08 : 4,681,695.94 = 1,843,768.75 : x - Step 2: Convert to fraction form
3,392,507.08/4,681,695.94 = 1,843,768.75/x - Step 3: Cross multiply
3,392,507.08x = 4,681,695.94 × 1,843,768.75 - Step 4: Simplify right side
3,392,507.08x = 8,631,964,672,416.57 - Step 5: Solve for x
x = 8,631,964,672,416.57/3,392,507.08 - Step 6: Final answer
x = 2,544,420.53
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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.