Finding the Fourth Proportional to 1,302,292.20, 1,797,077.70 and 729,201
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Solution
The fourth proportional to 1,302,292.20, 1,797,077.70 and 729,201 is: 1,006,249.49
Step by Step Solution
- Step 1: Write the proportion equation
1,302,292.20 : 1,797,077.70 = 729,201 : x - Step 2: Convert to fraction form
1,302,292.20/1,797,077.70 = 729,201/x - Step 3: Cross multiply
1,302,292.20x = 1,797,077.70 × 729,201 - Step 4: Simplify right side
1,302,292.20x = 1,310,430,855,917.70 - Step 5: Solve for x
x = 1,310,430,855,917.70/1,302,292.20 - Step 6: Final answer
x = 1,006,249.49
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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.