Finding the Fourth Proportional to 1,471,246.74, 2,207,225.79 and 511,563.78
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Solution
The fourth proportional to 1,471,246.74, 2,207,225.79 and 511,563.78 is: 767,469.34
Step by Step Solution
- Step 1: Write the proportion equation
1,471,246.74 : 2,207,225.79 = 511,563.78 : x - Step 2: Convert to fraction form
1,471,246.74/2,207,225.79 = 511,563.78/x - Step 3: Cross multiply
1,471,246.74x = 2,207,225.79 × 511,563.78 - Step 4: Simplify right side
1,471,246.74x = 1,129,136,768,445.89 - Step 5: Solve for x
x = 1,129,136,768,445.89/1,471,246.74 - Step 6: Final answer
x = 767,469.34
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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.