Finding the Fourth Proportional to 1,301,143.42, 1,951,229.74 and 447,974.08
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Solution
The fourth proportional to 1,301,143.42, 1,951,229.74 and 447,974.08 is: 671,794.00
Step by Step Solution
- Step 1: Write the proportion equation
1,301,143.42 : 1,951,229.74 = 447,974.08 : x - Step 2: Convert to fraction form
1,301,143.42/1,951,229.74 = 447,974.08/x - Step 3: Cross multiply
1,301,143.42x = 1,951,229.74 × 447,974.08 - Step 4: Simplify right side
1,301,143.42x = 874,100,347,645.14 - Step 5: Solve for x
x = 874,100,347,645.14/1,301,143.42 - Step 6: Final answer
x = 671,794.00
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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.