Finding the Fourth Proportional to 4,622,628.13, 6,934,887.90 and 1,589,600.09
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Solution
The fourth proportional to 4,622,628.13, 6,934,887.90 and 1,589,600.09 is: 2,384,725.33
Step by Step Solution
- Step 1: Write the proportion equation
4,622,628.13 : 6,934,887.90 = 1,589,600.09 : x - Step 2: Convert to fraction form
4,622,628.13/6,934,887.90 = 1,589,600.09/x - Step 3: Cross multiply
4,622,628.13x = 6,934,887.90 × 1,589,600.09 - Step 4: Simplify right side
4,622,628.13x = 11,023,698,387,357.47 - Step 5: Solve for x
x = 11,023,698,387,357.47/4,622,628.13 - Step 6: Final answer
x = 2,384,725.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.