Finding the Fourth Proportional to 2,135,194.56, 3,202,849.92 and 714,985.92
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Solution
The fourth proportional to 2,135,194.56, 3,202,849.92 and 714,985.92 is: 1,072,498.33
Step by Step Solution
- Step 1: Write the proportion equation
2,135,194.56 : 3,202,849.92 = 714,985.92 : x - Step 2: Convert to fraction form
2,135,194.56/3,202,849.92 = 714,985.92/x - Step 3: Cross multiply
2,135,194.56x = 3,202,849.92 × 714,985.92 - Step 4: Simplify right side
2,135,194.56x = 2,289,992,596,673.13 - Step 5: Solve for x
x = 2,289,992,596,673.13/2,135,194.56 - Step 6: Final answer
x = 1,072,498.33
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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.