Finding the Fourth Proportional to 1,449,404.70, 2,174,107.05 and 502,871.10
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Solution
The fourth proportional to 1,449,404.70, 2,174,107.05 and 502,871.10 is: 754,306.65
Step by Step Solution
- Step 1: Write the proportion equation
1,449,404.70 : 2,174,107.05 = 502,871.10 : x - Step 2: Convert to fraction form
1,449,404.70/2,174,107.05 = 502,871.10/x - Step 3: Cross multiply
1,449,404.70x = 2,174,107.05 × 502,871.10 - Step 4: Simplify right side
1,449,404.70x = 1,093,295,603,751.25 - Step 5: Solve for x
x = 1,093,295,603,751.25/1,449,404.70 - Step 6: Final answer
x = 754,306.65
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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.