Finding the Fourth Proportional to 4,014,595.97, 5,540,148.26 and 2,179,055.68
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Solution
The fourth proportional to 4,014,595.97, 5,540,148.26 and 2,179,055.68 is: 3,007,099.99
Step by Step Solution
- Step 1: Write the proportion equation
4,014,595.97 : 5,540,148.26 = 2,179,055.68 : x - Step 2: Convert to fraction form
4,014,595.97/5,540,148.26 = 2,179,055.68/x - Step 3: Cross multiply
4,014,595.97x = 5,540,148.26 × 2,179,055.68 - Step 4: Simplify right side
4,014,595.97x = 12,072,291,495,399.10 - Step 5: Solve for x
x = 12,072,291,495,399.10/4,014,595.97 - Step 6: Final answer
x = 3,007,099.99
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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.