Finding the Fourth Proportional to 3,508,309.37, 4,841,415.83 and 1,959,593.09
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Solution
The fourth proportional to 3,508,309.37, 4,841,415.83 and 1,959,593.09 is: 2,704,209.91
Step by Step Solution
- Step 1: Write the proportion equation
3,508,309.37 : 4,841,415.83 = 1,959,593.09 : x - Step 2: Convert to fraction form
3,508,309.37/4,841,415.83 = 1,959,593.09/x - Step 3: Cross multiply
3,508,309.37x = 4,841,415.83 × 1,959,593.09 - Step 4: Simplify right side
3,508,309.37x = 9,487,204,986,976.52 - Step 5: Solve for x
x = 9,487,204,986,976.52/3,508,309.37 - Step 6: Final answer
x = 2,704,209.91
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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.